Herman Muller — genetics (nobel/x-ray) with roots in the Empire Roots
Hermann Joseph Muller was an American geneticist who won the Nobel Prize in Physiology or Medicine in 1946 for discovering that X-rays cause genetic mutations. He spent five years working in the Soviet Union in the 1930s before fleeing Stalinist persecution, and was a lifelong advocate for nuclear disarmament.
Tracing the roots — Koblenz (via Russia)
Muller's father Hermann Joseph Muller Sr. was an artisan of partly Russian and German origin from the Koblenz region. His time working at the Institute of Genetics in Moscow and Leningrad (1933-1937) brought him deep into Soviet science before he fled when Stalin targeted geneticists as enemies of Marxist biology.
Koblenz (via Russia). At the time, this region lay within the Russian Empire, which spanned from Poland to the Pacific.