
Fundamentals
Consider this ● nearly 60% of small to medium-sized businesses believe AI will revolutionize their operations within the next five years, yet fewer than 15% have a concrete strategy to address the ethical implications of this technology. This gap isn’t due to malice; it stems from a fundamental question echoing in SMB boardrooms and back offices alike ● How can we even begin to measure something as seemingly abstract as ‘ethical AI’ in a way that actually makes business sense?

Defining Ethical Ai For Smbs
Ethical AI, in the SMB context, boils down to ensuring your AI systems are fair, transparent, and accountable. It’s about building trust with your customers, employees, and community. Think of it like this ● if your AI-powered hiring tool consistently overlooks qualified female candidates, that’s not just bad for diversity; it’s a legal and reputational risk.
Ethical AI practices are designed to mitigate these risks and build a sustainable business. It’s not about lofty philosophical debates; it’s about practical considerations that directly impact your bottom line and long-term viability.

Why Ethical Ai Quantification Matters
Quantifying ethical AI Meaning ● Ethical AI for SMBs means using AI responsibly to build trust, ensure fairness, and drive sustainable growth, not just for profit but for societal benefit. performance isn’t some academic exercise for SMBs. It’s a survival skill in the rapidly evolving business landscape. Customers are increasingly savvy and socially conscious. They are more likely to support businesses that demonstrate a commitment to ethical practices.
Employees, especially younger generations, prioritize working for companies that align with their values. Ignoring ethical AI isn’t just morally questionable; it’s bad business strategy. Quantification provides a tangible way to demonstrate your commitment, track progress, and identify areas for improvement. Without metrics, ‘ethical AI’ remains a vague aspiration, not a concrete business objective.
For SMBs, quantifying ethical AI performance is less about abstract ideals and more about concrete business resilience and long-term customer trust.

Practical First Steps For Quantification
So, where do you even start? Forget complex algorithms and data science degrees. Begin with what you already know about your business and your values. Think about the potential ethical pinch points in your current or planned AI applications.
Are you using AI for customer service? Consider fairness in response times and issue resolution across different customer demographics. Are you using AI in marketing? Examine potential biases in targeting and messaging. Start small, focus on one or two key areas, and build from there.

Identifying Key Ethical Dimensions
The first step is to pinpoint the ethical dimensions relevant to your specific AI applications. For most SMBs, this will likely revolve around a few core areas:
- Fairness ● Does your AI treat all individuals or groups equitably, regardless of protected characteristics like race, gender, or age?
- Transparency ● Can you explain how your AI makes decisions? Is the decision-making process understandable, or is it a black box?
- Accountability ● Who is responsible when your AI makes a mistake or causes harm? Are there clear lines of responsibility and processes for redress?
- Privacy ● Does your AI collect and use personal data responsibly and in compliance with regulations like GDPR or CCPA?
These dimensions aren’t mutually exclusive, and they often overlap. For example, a lack of transparency Meaning ● Operating openly and honestly to build trust and drive sustainable SMB growth. can undermine accountability. Start by brainstorming potential ethical risks within each dimension, specific to your SMB context.

Simple Metrics For Initial Assessment
You don’t need sophisticated metrics to begin quantifying ethical AI. Start with simple, readily available data. For example, if you’re using AI in customer service, track:
- Average customer satisfaction scores across different demographic groups. Are there significant disparities?
- Complaint rates related to AI interactions. What are the common themes in these complaints?
- Response times for different types of customer inquiries. Is the AI equally efficient for all customers?
If you’re using AI in marketing, analyze:
- Click-through rates and conversion rates for different demographic segments. Are certain groups being unfairly targeted or excluded?
- Customer feedback on ad campaigns. Is there any indication of perceived bias or unfairness?
These metrics are not perfect measures of ethical AI, but they provide a starting point for tangible assessment. The goal at this stage is to identify potential red flags and areas that warrant further investigation.

Leveraging Existing Data And Tools
SMBs often underestimate the wealth of data they already possess. Customer relationship management (CRM) systems, sales data, marketing analytics, and even customer feedback forms can provide valuable insights into ethical AI performance. You likely already have tools like Google Analytics, CRM dashboards, or survey platforms. Utilize these existing resources to collect and analyze the simple metrics outlined above.
Don’t feel pressured to invest in expensive new software right away. Start with what you have and gradually expand your toolkit as needed.
Quantifying ethical AI for SMBs Meaning ● Ethical AI for SMBs: Responsible AI adoption by small businesses, ensuring fairness, transparency, and societal benefit. in the initial stages is about pragmatism, not perfection. It’s about taking those first, crucial steps to move from abstract ideals to concrete actions. It’s about starting the conversation, gathering basic data, and building a foundation for more sophisticated ethical AI practices Meaning ● Ethical AI Practices, concerning SMB growth, relate to implementing AI systems fairly, transparently, and accountably, fostering trust among stakeholders and users. down the line. The journey of a thousand miles begins with a single step, and in the realm of ethical AI, that first step is often the most important.

Intermediate
The initial foray into ethical AI quantification, while crucial, often feels like navigating uncharted waters with a rudimentary compass. SMBs Meaning ● SMBs are dynamic businesses, vital to economies, characterized by agility, customer focus, and innovation. that have grasped the fundamentals now face the challenge of scaling their efforts, moving beyond basic metrics to more robust and industry-aligned approaches. This phase demands a deeper understanding of ethical AI frameworks, bias mitigation strategies, and the integration of ethical considerations into the very fabric of AI development and deployment.

Adopting Industry Frameworks For Ethical Ai
While bespoke metrics are a good starting point, relying solely on them can lead to fragmented and inconsistent ethical assessments. Industry frameworks provide a structured and standardized approach to ethical AI quantification, offering SMBs a roadmap to more comprehensive and comparable evaluations. These frameworks are not rigid prescriptions; they are adaptable guides that can be tailored to the specific needs and contexts of different SMBs.

The Benefit Of Standardized Approaches
Standardized frameworks offer several key advantages for SMBs:
- Credibility ● Adhering to recognized frameworks enhances the credibility of your ethical AI efforts, both internally and externally. It signals a serious commitment to ethical practices.
- Comparability ● Frameworks often include standardized metrics and reporting formats, allowing for benchmarking against industry peers and tracking progress over time in a meaningful way.
- Efficiency ● Frameworks provide a structured approach, saving SMBs from reinventing the wheel and ensuring a more efficient allocation of resources towards ethical AI quantification.
- Risk Mitigation ● By systematically addressing key ethical dimensions, frameworks help SMBs proactively identify and mitigate potential risks associated with AI deployment, reducing the likelihood of ethical missteps and reputational damage.
Choosing the right framework depends on your industry, the nature of your AI applications, and your organizational values. Several prominent frameworks are available, each with its own strengths and focus.

Exploring Relevant Frameworks
SMBs should consider frameworks such as:
- OECD Principles on AI ● A high-level, internationally recognized framework emphasizing values-based AI development and deployment. It focuses on principles like fairness, transparency, and human-centeredness.
- IEEE Ethically Aligned Design ● A more technical framework offering detailed recommendations across various ethical dimensions, including human well-being, data agency, and effectiveness.
- AI Ethics Guidelines by the European Commission ● Provides a practical framework for trustworthy AI, emphasizing ethical principles and offering assessment lists for self-assessment.
- NIST AI Risk Management Framework ● A framework focused on managing risks associated with AI, including ethical risks, through a process of mapping, measuring, and managing.
These frameworks are not mutually exclusive and can be used in combination. For example, an SMB might adopt the OECD principles as overarching ethical guidelines and use the IEEE framework for more detailed technical implementation guidance. The key is to select frameworks that align with your business objectives and provide practical guidance for quantification.

Advanced Metrics And Measurement Techniques
Moving beyond basic metrics requires adopting more sophisticated measurement techniques that capture the complexities of ethical AI performance. This involves delving into areas like bias detection, fairness metrics, and explainability measures.

Bias Detection And Mitigation
AI systems learn from data, and if that data reflects existing societal biases, the AI will likely perpetuate or even amplify those biases. Quantifying ethical AI performance necessitates robust bias detection and mitigation strategies. This involves:
- Data Audits ● Thoroughly examining training data for potential biases. This can involve statistical analysis of data distributions and qualitative assessments of data sources and collection methods.
- Algorithmic Bias Testing ● Using specialized tools and techniques to test AI models for bias across different demographic groups. This might involve analyzing model outputs for disparities in accuracy, precision, or recall.
- Fairness Metrics ● Employing specific metrics designed to quantify fairness in AI systems. Examples include demographic parity (equal outcomes across groups), equal opportunity (equal true positive rates), and predictive parity (equal positive predictive values).
Mitigating bias is an ongoing process that requires iterative refinement of data, algorithms, and evaluation metrics. It’s not about achieving a bias-free AI system (which may be impossible), but about actively working to identify and reduce bias to acceptable levels.

Explainability And Interpretability Metrics
Transparency, as highlighted earlier, is a core ethical dimension. Explainable AI (XAI) techniques aim to make AI decision-making processes more understandable to humans. Quantifying explainability involves using metrics that assess the degree to which an AI system’s decisions can be explained or interpreted. Examples include:
- Feature Importance Scores ● Metrics that indicate the relative importance of different input features in influencing AI decisions. This helps understand which factors are driving the AI’s outputs.
- Rule-Based Explanations ● Techniques that generate human-readable rules or decision trees that approximate the behavior of complex AI models.
- Saliency Maps ● Visualizations that highlight the parts of an input (e.g., an image or text) that are most influential in the AI’s decision.
Explainability metrics are not just about technical transparency; they are crucial for building trust and accountability. When stakeholders understand how an AI system works, they are more likely to accept its decisions and identify potential ethical concerns.

Integrating Ethical Ai Into Development Lifecycles
Ethical AI quantification should not be an afterthought. It needs to be integrated into the entire AI development lifecycle, from initial design to ongoing monitoring and maintenance. This involves:
- Ethical Impact Assessments ● Conducting systematic assessments of potential ethical risks and impacts at the outset of AI projects. This helps proactively identify and address ethical concerns before they become embedded in the AI system.
- Ethical Design Principles ● Incorporating ethical considerations into the design of AI systems. This might involve choosing algorithms known for their fairness properties or designing user interfaces that promote transparency and accountability.
- Continuous Monitoring And Auditing ● Regularly monitoring AI systems for ethical performance and conducting periodic audits to ensure ongoing compliance with ethical guidelines and frameworks. This is crucial for detecting and addressing drift in ethical performance over time.
For SMBs moving to an intermediate stage, ethical AI quantification Meaning ● Ethical AI Quantification for SMBs involves systematically measuring and evaluating the ethical implications of AI systems, especially concerning fairness, transparency, and accountability, to ensure alignment with business values and regulatory requirements during automation and implementation initiatives. transitions from a reactive assessment to a proactive, integrated component of AI strategy and operations.
Quantifying ethical AI at the intermediate level is about moving beyond surface-level metrics to deeper, more nuanced assessments. It’s about adopting industry best practices, leveraging advanced measurement techniques, and embedding ethical considerations into the very DNA of your AI initiatives. This is where ethical AI ceases to be a checkbox exercise and becomes a strategic differentiator, driving both responsible innovation and sustainable business growth.
Metric Category Fairness |
Specific Metric Demographic Parity |
Description Measures if different demographic groups receive similar outcomes from the AI system. |
Relevance to SMBs Ensures equitable treatment in areas like hiring, loan applications, or customer service. |
Metric Category Fairness |
Specific Metric Equal Opportunity |
Description Evaluates if the AI system has equal true positive rates across different groups. |
Relevance to SMBs Important in scenarios where false negatives have significant consequences for certain groups. |
Metric Category Explainability |
Specific Metric Feature Importance (SHAP values) |
Description Quantifies the contribution of each input feature to the AI's prediction. |
Relevance to SMBs Provides insights into the AI's decision-making process, enhancing transparency. |
Metric Category Explainability |
Specific Metric Rule-Based Explanations |
Description Generates human-readable rules that approximate the AI's behavior. |
Relevance to SMBs Makes complex AI models more understandable for non-technical stakeholders. |
Metric Category Privacy |
Specific Metric Differential Privacy Metrics |
Description Measures the level of privacy protection provided by data anonymization techniques. |
Relevance to SMBs Ensures compliance with data privacy regulations like GDPR and CCPA. |
Metric Category Accountability |
Specific Metric Audit Trail Completeness |
Description Assesses the comprehensiveness of logs and records documenting AI system actions. |
Relevance to SMBs Facilitates incident investigation and accountability in case of ethical breaches. |

Advanced
For SMBs operating at the vanguard of AI adoption, ethical quantification transcends mere compliance or risk mitigation. It becomes a strategic imperative, deeply intertwined with competitive advantage, long-term value creation, and societal impact. At this advanced stage, ethical AI performance is not just measured; it’s engineered, optimized, and leveraged as a core differentiator in the marketplace. This requires a sophisticated understanding of advanced quantification methodologies, the return on investment (ROI) of ethical AI, and the proactive shaping of future ethical AI standards.

Sophisticated Quantification Methodologies
Advanced ethical AI quantification moves beyond standard metrics and frameworks to embrace more nuanced and context-aware methodologies. This involves incorporating qualitative data, longitudinal analysis, and scenario planning to gain a deeper, more holistic understanding of ethical performance.

Integrating Qualitative Data And Contextual Understanding
Quantitative metrics, while essential, often fail to capture the full spectrum of ethical implications. Advanced quantification methodologies recognize the importance of integrating qualitative data and contextual understanding. This involves:
- Qualitative Ethical Audits ● Complementing quantitative audits with qualitative assessments conducted by ethicists, social scientists, or community stakeholders. These audits can uncover ethical nuances and contextual factors that quantitative metrics might miss.
- Stakeholder Engagement ● Actively soliciting feedback from diverse stakeholders, including customers, employees, and community groups, on their perceptions of the AI system’s ethical performance. This provides valuable insights into real-world impacts and lived experiences.
- Contextualized Metrics ● Tailoring ethical metrics to the specific context of the AI application and the affected stakeholders. For example, fairness metrics in a healthcare AI system might prioritize different considerations than fairness metrics in a marketing AI system.
Integrating qualitative data and contextual understanding enriches the ethical quantification process, moving beyond a purely numbers-driven approach to a more human-centered and ethically grounded evaluation.

Longitudinal Analysis And Dynamic Monitoring
Ethical AI performance is not static; it evolves over time as AI systems learn, data distributions shift, and societal norms change. Advanced quantification methodologies incorporate longitudinal analysis and dynamic monitoring to track ethical performance over the long term. This involves:
- Time-Series Metrics ● Tracking ethical metrics over time to identify trends, detect drift, and assess the long-term impact of interventions. This allows for proactive identification of emerging ethical issues.
- Adaptive Monitoring Systems ● Developing dynamic monitoring systems that automatically adjust ethical thresholds and metrics based on changes in data, context, or stakeholder feedback. This ensures ongoing relevance and responsiveness of ethical quantification efforts.
- Scenario Planning And Simulation ● Using scenario planning and simulation techniques to anticipate potential future ethical challenges and proactively develop mitigation strategies. This allows for a more future-oriented and resilient approach to ethical AI management.
Longitudinal analysis and dynamic monitoring transform ethical AI quantification from a periodic assessment to a continuous, adaptive process, ensuring ongoing ethical vigilance and improvement.

Causal Inference And Impact Measurement
At the advanced level, ethical AI quantification aims to move beyond correlation to causation. This involves employing causal inference techniques to understand the direct impact of ethical AI interventions on desired outcomes, such as increased customer trust, improved employee morale, or reduced societal harm. This includes:
- A/B Testing For Ethical Interventions ● Conducting A/B tests to compare the impact of different ethical AI interventions on key business and societal outcomes. This allows for rigorous evaluation of the effectiveness of specific ethical strategies.
- Natural Experiments And Quasi-Experimental Designs ● Leveraging natural experiments or quasi-experimental designs to study the real-world impact of ethical AI deployments in complex, uncontrolled environments. This provides insights into the broader societal effects of ethical AI practices.
- Counterfactual Analysis ● Employing counterfactual analysis techniques to estimate what would have happened if ethical AI interventions had not been implemented. This helps quantify the added value of ethical AI beyond simply measuring current performance.
Causal inference and impact measurement provide a more rigorous and evidence-based approach to ethical AI quantification, demonstrating the tangible benefits of ethical practices and justifying investments in ethical AI initiatives.

Roi Of Ethical Ai And Value Creation
For SMBs to fully embrace advanced ethical AI quantification, it’s crucial to demonstrate the clear ROI of ethical AI practices. Ethical AI is not just a cost center; it’s a value driver that can enhance brand reputation, attract and retain talent, and foster long-term customer loyalty. Quantifying this ROI requires a shift from viewing ethics as a constraint to recognizing it as a strategic asset.

Quantifying Brand Reputation And Customer Trust
Ethical AI practices directly contribute to building brand reputation Meaning ● Brand reputation, for a Small or Medium-sized Business (SMB), represents the aggregate perception stakeholders hold regarding its reliability, quality, and values. and fostering customer trust, both of which are critical assets for SMBs. Quantifying this impact involves:
- Brand Sentiment Analysis ● Using natural language processing (NLP) techniques to analyze online reviews, social media posts, and customer feedback to gauge brand sentiment related to ethical AI practices. Positive sentiment translates into stronger brand reputation.
- Customer Loyalty Metrics ● Tracking customer retention rates, repeat purchase rates, and customer lifetime value for customers who are aware of the SMB’s ethical AI commitments. Ethical practices can enhance customer loyalty.
- Willingness-To-Pay Studies ● Conducting surveys or experiments to assess customers’ willingness to pay a premium for products or services from SMBs that demonstrate strong ethical AI practices. Ethical AI can justify premium pricing.
Quantifying brand reputation and customer trust Meaning ● Customer trust for SMBs is the confident reliance customers have in your business to consistently deliver value, act ethically, and responsibly use technology. demonstrates the direct link between ethical AI and enhanced market value, making the business case for ethical investments more compelling.

Attracting And Retaining Talent
In today’s competitive talent market, especially for AI professionals, ethical considerations are a significant factor in attracting and retaining top talent. Quantifying this benefit involves:
- Employee Surveys On Ethical Alignment ● Conducting employee surveys to assess the importance of ethical AI practices to employees and their perception of the SMB’s commitment to ethical AI. Ethical alignment enhances employee satisfaction and engagement.
- Employee Retention Rates ● Tracking employee turnover rates, particularly among AI and tech talent, and correlating them with the SMB’s ethical AI initiatives. Ethical practices can improve employee retention.
- Recruitment Metrics ● Analyzing recruitment data, such as application rates and acceptance rates, to assess the impact of ethical AI reputation on attracting top talent. A strong ethical reputation can be a competitive advantage in recruitment.
Quantifying the talent attraction and retention benefits of ethical AI highlights its role in building a high-performing and sustainable workforce, further solidifying its ROI.

Mitigating Long-Term Risks And Liabilities
Ethical AI practices are not just about positive value creation; they are also about mitigating long-term risks and liabilities. Quantifying this risk reduction involves:
- Legal And Regulatory Compliance Metrics ● Tracking compliance with relevant AI ethics regulations and guidelines, such as GDPR, AI Act (EU), or emerging national AI strategies. Compliance reduces legal and regulatory risks.
- Reputational Risk Assessments ● Conducting scenario-based risk assessments to estimate the potential financial and reputational impact of ethical AI failures or breaches. Ethical practices minimize reputational damage.
- Operational Risk Metrics ● Analyzing operational data, such as error rates, incident reports, and system downtime, to assess the impact of ethical AI practices on system reliability and resilience. Ethical AI can improve operational efficiency and reduce risks.
Quantifying risk mitigation demonstrates the preventative value of ethical AI, highlighting its role in safeguarding the SMB’s long-term sustainability and resilience in an increasingly complex and regulated AI landscape.
For SMBs at an advanced stage, ethical AI quantification is not just about measurement; it’s about strategic value creation, competitive differentiation, and shaping the future of responsible AI Meaning ● Responsible AI for SMBs means ethically building and using AI to foster trust, drive growth, and ensure long-term sustainability. innovation.

Shaping Future Ethical Ai Standards
SMBs at the forefront of ethical AI adoption have the opportunity, and arguably the responsibility, to actively shape future ethical AI standards and best practices. This involves engaging in industry collaborations, contributing to open-source ethical AI tools, and advocating for responsible AI policies.

Industry Collaboration And Knowledge Sharing
Shaping future ethical AI standards requires collective action and knowledge sharing across the industry. SMBs can contribute by:
- Participating In Industry Consortia ● Joining industry consortia and working groups focused on ethical AI to share best practices, contribute to the development of industry standards, and collectively address ethical challenges.
- Open-Sourcing Ethical Ai Tools And Methodologies ● Contributing to the open-source community by sharing ethical AI tools, methodologies, and datasets. This accelerates the development and adoption of ethical AI practices across the industry.
- Publishing Ethical Ai Case Studies And Research ● Publishing case studies and research findings on ethical AI quantification and implementation. This disseminates knowledge and inspires other SMBs to adopt ethical practices.
Industry collaboration and knowledge sharing amplify the impact of individual SMB efforts, collectively raising the bar for ethical AI standards across the entire ecosystem.

Advocating For Responsible Ai Policies
Ethical AI is not just a technical or business challenge; it’s also a policy challenge. SMBs can play a crucial role in advocating for responsible AI policies that foster innovation while safeguarding ethical values. This involves:
- Engaging With Policymakers And Regulators ● Actively engaging with policymakers and regulators to provide input on AI ethics regulations and guidelines. SMB voices are essential in shaping balanced and practical AI policies.
- Supporting Ethical Ai Advocacy Groups ● Supporting advocacy groups and non-profit organizations that promote ethical AI principles and advocate for responsible AI policies. Collective advocacy amplifies the impact of individual SMB voices.
- Promoting Public Dialogue On Ethical Ai ● Engaging in public dialogue and thought leadership on ethical AI issues. This raises public awareness and fosters a broader societal conversation on responsible AI development and deployment.
Advocating for responsible AI policies ensures that the regulatory landscape supports ethical innovation and creates a level playing field for SMBs committed to ethical practices.
Advanced ethical AI quantification for SMBs is a journey of continuous improvement, strategic value creation, and proactive leadership. It’s about moving beyond measurement to engineering ethical AI into the very fabric of business operations and actively shaping a future where AI benefits humanity in a responsible and equitable manner. For SMBs willing to embrace this advanced perspective, ethical AI becomes not just a competitive advantage, but a defining characteristic of a truly sustainable and impactful business.
ROI Category Brand Reputation |
Specific Metric Ethical Brand Sentiment Index |
Description Composite index measuring positive online sentiment related to ethical AI practices. |
Quantification Method NLP analysis of social media, reviews, news articles. |
ROI Category Customer Loyalty |
Specific Metric Ethical Customer Lifetime Value (E-CLTV) |
Description CLTV of customers aware of and valuing SMB's ethical AI commitment. |
Quantification Method Customer surveys, loyalty program data, correlation analysis. |
ROI Category Talent Acquisition |
Specific Metric Ethical Talent Attraction Rate |
Description Ratio of qualified applicants citing ethical AI reputation as a key factor. |
Quantification Method Recruitment surveys, applicant feedback analysis. |
ROI Category Talent Retention |
Specific Metric Ethical Employee Retention Premium |
Description Increased retention rate of AI talent attributed to ethical AI culture. |
Quantification Method Employee turnover analysis, exit interviews, control group comparisons. |
ROI Category Risk Mitigation |
Specific Metric Ethical Risk Reduction Value (ERRV) |
Description Estimated financial value of reduced legal, reputational, and operational risks due to ethical AI. |
Quantification Method Scenario-based risk assessments, historical data analysis, insurance cost comparisons. |
ROI Category Innovation Premium |
Specific Metric Ethical Innovation Market Multiplier |
Description Increased market valuation or investment premium attributed to ethical AI leadership. |
Quantification Method Market valuation analysis, investor surveys, comparable company analysis. |

Reflection
Perhaps the most controversial, yet undeniably practical, perspective on quantifying ethical AI for SMBs is to question the very premise of perfect ethical measurement. In the relentless pursuit of quantifiable ethics, are we at risk of overlooking the qualitative essence of ethical behavior? SMBs, unlike large corporations, often operate on gut feeling, community understanding, and direct human interaction.
Maybe the most ethical metric isn’t a number at all, but the unwavering commitment to listen, adapt, and genuinely care about the human impact of AI, even when it defies neat quantification. After all, true ethics might just be the messy, human-centered endeavor that resists being neatly boxed into spreadsheets and dashboards.
SMBs quantify ethical AI practically by starting simple, using existing data, adopting frameworks, and focusing on ROI, ensuring fairness, transparency, and accountability.

Explore
What Are Practical Ethical Ai Metrics For Smbs?
How Can Smbs Implement Ethical Ai Frameworks?
Why Should Smbs Prioritize Ethical Ai Quantification Methods?