Origins & Early Life

Theodosius Grigorievich Dobzhansky (Russian: Феодосий Григорьевич Добржанский; Ukrainian: Теодосій Григорович Добржанський; January 25, 1900 – December 18, 1975) was a Russian-born American geneticist and evolutionary biologist. He was a central figure in the field of evolutionary biology for his work in shaping the modern synthesis and also popular for his support and promotion of theistic evolution as a practicing Christian. Born in the Russian Empire, Dobzhansky immigrated to the United States in 1927 at the age of 27. His 1937 work Genetics and the Origin of Species became a major influence on the modern synthesis.

Pivotal Works & Achievements

He was awarded the U.S. National Medal of Science in 1964 and the Franklin Medal in 1973. He is famous for his essay "Nothing in Biology Makes Sense Except in the Light of Evolution." Dobzhansky was born on January 25, 1900, in Nemirov, Russian Empire (now Nemyriv, Ukraine), the only child of Grigory Dobzhansky, a mathematics teacher, and Sophia Voinarsky. He was given an unusual name, Theodosius, because he was born after his middle-aged parents prayed for a child to St. Theodosius of Chernigov.

Enduring Legacy & Impact

In 1910 the family moved to Kiev. At high...

Contemporary Figures & Related Historical Timelines

• Aaron Copland — Contemporary (Born in 1900) (1900): Pioneering American composer, conductor, and critic, known as the "Dean of American Music".
• Cecilia Payne-Gaposchkin — Contemporary (Born in 1900) (1900): Pioneering astrophysicist whose work established stellar composition as hydrogen and helium.
• Dennis Gabor — Contemporary (Born in 1900) (1900): Pioneering physicist known for the invention of holography and electron optics.
• 50 Cent — Contemporary (Born in 1975) (1975): Iconic rapper, actor, and entrepreneur known for raw storytelling and business acumen.
• Alex Rodriguez — Contemporary (Born in 1975) (1975): Legendary baseball player and businessman, known as "A-Rod"
• Allen Iverson — Contemporary (Born in 1975) (1975): Iconic NBA scorer and guard, nicknamed "the Answer", celebrated for his electrifying play.
• Al Capone — Shared historical date (01-25 · Died) (1947): Notorious American gangster and businessman during the Prohibition era.
• Ali Hassan al-Majid — Shared historical date (01-25 · Died) (2010): Notorious Iraqi military figure, cousin of Saddam Hussein, known for brutal repression.
• Antonio Stradivari — Shared historical date (12-18 · Died) (1737): Master Italian luthier renowned for creating some of the finest string instruments.
• Billie Eilish — Shared historical date (12-18 · Born) (2001): American singer-songwriter known for her distinctive, intimate pop sound.
• 1900 Historical Timeline & Archive — Explore world events and figures from 1900
• January 25 (01-25) On This Day — Historical birthdays and events on January 25
• 1975 Historical Timeline & Archive — Explore world events and figures from 1975
• December 18 (12-18) On This Day — Historical events and memorials on December 18