Opinion DNA

Personality tests and assessments

Opinion DNA offers the most comprehensive personality assessment available — 48 dimensions across personality, values, and meta-thinking with an AI-generated personal report.

Comprehensive Assessments

Unique to Opinion DNA

Personality and Values Combined Test

The only test that measures personality traits AND values in one assessment. 48 dimensions including Big Five, moral foundations, cooperative virtues, and thinking patterns.

What Your Opinions Reveal About Your Personality

Your opinions aren't random — they're shaped by deep psychological patterns. Discover the personality traits, values, and thinking styles that drive what you believe and why.

Understand What Drives Your Thinking

Go beyond personality to understand how you think. Measure dogmatism, intellectual humility, cognitive biases, and primal world beliefs across 12 meta-thinking dimensions.

Personality Bias Test

Discover the cognitive biases wired into your thinking. Measure dogmatism, just world beliefs, teleological thinking, and intellectual humility across 12 meta-thinking dimensions.

Cognitive Bias Assessment

Measure the cognitive biases that shape your decisions. Dogmatism, intellectual humility, just world beliefs, and 9 more meta-thinking dimensions — scientifically validated.

Opinion and Personality Correlation

Discover the scientific connection between your opinions and your personality. Map the traits, values, and cognitive patterns that predict what you believe and why.

Values and Worldview Assessment

Map your values and worldview across 36 dimensions — moral foundations, cooperative virtues, personal values, and primal world beliefs. Understand the forces that shape your perspective.

Thinking Style Test

Discover your thinking style across 12 dimensions. Measure how dogmatic, intellectually humble, and cognitively engaged you are — with primal world beliefs included.

Free Personality Tests vs. Paid — What You Actually Get

Comparing free personality tests to paid assessments. Understand what free tests measure, where they fall short, and when a comprehensive paid assessment like Opinion DNA is worth it.

Scientific Personality Test — Peer-Reviewed Scales

Looking for a scientifically valid personality test? Opinion DNA uses peer-reviewed psychometric scales from Oxford, Cambridge, and NYU across 48 dimensions of personality, values, and thinking.

Personality Tests for Hiring and Recruitment

Should companies use personality tests for hiring? Understand what workplace assessments measure, their limitations, and how comprehensive psychographic assessment can improve team building.

Personality Assessment for Therapy and Counseling

How therapists and counselors use personality assessments to accelerate client insight. 48 dimensions of personality, values, and thinking patterns for deeper therapeutic conversations.

Beyond Traditional Tests

More ways to explore

Ready to discover your 48-dimension profile?

Personality, values, and meta-thinking — mapped across 48 dimensions with an AI-generated personal report. Built with 60+ experts from Oxford, Cambridge, NYU, and UPenn.

Start My Assessment — $47

One-time purchase. Lifetime access. 30-day money-back guarantee.