This contradicts what other experts have found, which is that it’s important cultural movements and historical events that tie generations together—not arbitrary names or age cohorts.

each has defining influences and events that dictate the generation's year span. Millennials fall between Gen X and Gen Z, fittingly giving them the other name –Generation Y.

First- and second-generation share of the population, 1900-2018 % of U.S. population who are __ immigrants Source: 1900-1950 data from Edmonston and Passel (1994); 1960-2000 numbers from Pew Research ...