What Is the Peak-End Rule: Why Endings Define Experiences
The peak-end rule shows that people judge experiences by their peak moment and ending, not their average. Learn the research and how to design better experiences.
December 2024
February 2023
What Is the Net Promoter Score (NPS) and Does It Work
NPS measures customer loyalty with a single question. Learn how it's calculated, what the research says about its validity, and when to use...