Origins & Early Life

Ernst Walter Mayr ( MYRE; German: [ɛʁnst ˈmaɪɐ]; 5 July 1904 – 3 February 2005) was a German-American evolutionary biologist. He was also a renowned taxonomist, tropical explorer, ornithologist, philosopher of biology, and historian of science. His work contributed to the conceptual revolution that led to the modern evolutionary synthesis of Mendelian genetics, systematics, and Darwinian evolution, and to the development of the biological species concept. Although Charles Darwin and others posited that multiple species could evolve from a single common ancestor, the mechanism by which this occurred was not understood, creating the species problem.

Pivotal Works & Achievements

Ernst Mayr approached the problem with a new definition for species. In his book Systematics and the Origin of Species (1942) he wrote that a species is not just a group of morphologically similar individuals, but a group that can breed only among themselves, excluding all others. When populations within a species become isolated by geography, feeding strategy, mate choice, or other means, they may start to differ from other populations through genetic drift and natural selection, and over time may evolve into new species. The most significant...

Enduring Legacy & Impact

The historical impact and works continue to influence the modern world.

Contemporary Figures & Related Historical Timelines

• Alejo Carpentier — Contemporary (Born in 1904) (1904): Influential Cuban novelist, essayist, and musicologist of the Latin American Boom.
• Alice Rahon — Contemporary (Born in 1904) (1904): French-born Mexican poet and painter whose work bridged surrealism and abstraction.
• Anton Chekhov — Contemporary (Died in 1904) (1904): Master of Russian literature, celebrated for poignant realism and subtle drama.
• Ahmed Zaki (actor) — Contemporary (Died in 2005) (2005): Iconic Egyptian actor celebrated for intense dramatic performances.
• Anne Bancroft — Contemporary (Died in 2005) (2005): Versatile American actress celebrated for her profound method acting prowess.
• Anthony Barber — Contemporary (Died in 2005) (2005): British Conservative politician, Chancellor of the Exchequer (1970-1974)
• Carole Landis — Shared historical date (07-05 · Died) (1948): American actress known for her early career and film roles in the 1940s.
• Cecil Rhodes — Shared historical date (07-05 · Born) (1853): British mining magnate and politician who established Rhodesia and De Beers.
• Alvar Aalto — Shared historical date (02-03 · Born) (1898): Pioneering Finnish architect whose total art approach defined modern Nordic design.
• Antonio José de Sucre — Shared historical date (02-03 · Born) (1795): Venezuelan general and politician, key leader in South America's struggle for independence.
• 1904 Historical Timeline & Archive — Explore world events and figures from 1904
• July 5 (07-05) On This Day — Historical birthdays and events on July 5
• 2005 Historical Timeline & Archive — Explore world events and figures from 2005
• February 3 (02-03) On This Day — Historical events and memorials on February 3