esearch Article Quantitative Analysis of Culture Using Millions of Digitized Books Jean-Baptiste Michel,?***+ Yuan Kui Shen,° Aviva Presser Aiden,° Adrian Veres,’ Matthew K. Gray,* The Google Books Team,® Joseph P. Pickett,’ Dale Hoiberg,’” Dan Clancy,® Peter Norvig,® Jon Orwant,® Steven Pinker,’ Martin A. No