What David Geary has said about Homo erectus

1 quote · 1 episode · Nov 5, 2026

David Geary, Evolutionary psychologist, cognitive scientist, and professor at the University of Missouri, has been quoted on Homo erectus once in 1 episode of Modern Wisdom, most recently on November 5, 2026. Each quote below is verbatim and links to the moment it was said.

In their words

  • Geary argues that Homo erectus expansion brought population growth, intragroup and intergroup competition, and the gradual elimination of competitor hominin species.

    “we have the technological advances, the population expansion, with increase within group competition, increase between group competition, and the elimination of competitor species”

    Modern Wisdom: How War Shaped Human Evolution - David Geary - #1172 (Nov 5, 2026) · Listen from 3:09

Episodes

Others on Homo erectus

David Geary on other topics