Dictionary of Human Evolution and Biology

  • -id > 9:3
   

Founder Effect (Mayr’s)

Observation that small populations that arrive on an island will tend to diverge from the mainland population owing to intense selection pressure and reduced genetic variation. Controversial model proposed in 1954 by Ernst Mayr. Not to be confused with the founder effect or principle of Sewell Wright. (see below).

Full-Text Search Entries