5.1.2001 Chapter & Verse Most popular The Harvard Professor Who Quantified Democracy Erica Chenoweth’s data shows how—and when—authoritarians fall. Mapping ChatGPT's knowledge base Mapping ChatGPT’s knowledge universe How Birds Lost Flight Scott Edwards discovers evolution’s master switches. Explore More From Current Issue Undergraduate Column Highlighting Harvard Magazine’s Fellows The 2025-2026 Ledecky and Summer Undergraduate Fellows University News The Pump Celebrates Its 85th Birthday Giving Harvard traditions their due Research How Do Single-Celled Organisms Learn and Remember? A Harvard neuroscientist’s quest to model memory
