Jean M. Twenge, PhD

Jean M. Twenge, PhD, professor of psychology at San Diego State University and author of more than 190 scientific publications and books including Generations: The Real Differences between Gen Z, Millennials, Gen X, Boomers, and Silents—and What They Mean for America’s Future. JeanTwenge.com

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What Generation Am I? Birth Years, Age Ranges and Key Differences

Featured Expert: Jean M. Twenge, PhD | May 27, 2026

In 1965, the British rock group The Who released “My Generation,” an anthem that expressed the desire to fit in during the age of rebellion....

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