Based on 85 Years of Harvard Research

The Grant Study Life Satisfaction Assessment

The Harvard Grant Study is the longest-running study of human happiness. Beginning in 1938, it followed 724 participants across their entire lives. The findings are clear: five factors predict lifelong wellbeing. This assessment measures where you stand on each.

Warm Relationships

The single strongest predictor of life satisfaction. Not quantity — quality. The depth of your connections.

Question 1 of 25

How many people in your life could you call at 3am in a genuine crisis — and they would answer?

Based on the Harvard Grant Study (1938–present) · Curated by Tony Greenberg