Charles Vickery Drysdale

Charles Vickery Drysdale
Vickery and Sanger in 1925
Born8 July 1874
Paris, France
Died7 February 1961(1961-02-07) (aged 86)
Pebsham, Sussex, England
SpouseBessie Ingman Edwards

Charles Vickery Drysdale FRSE CB OBE (8 July 1874 – 7 February 1961) was an English electrical engineer, eugenicist, and social reformer. He is remembered for opening the second birth control clinic in Britain in 1921 and co-founding the Family Planning Association in 1930.

As an engineer he is remembered as the inventor of the Phase-shifting transformer. He was co-founder of the Institute of Physics and served as its Vice-President 1932–1936.

He was first a Malthusian and then a Neo-Malthusian and served as President of the Malthusian League. He is seen as a founding father of Neo-Malthusianism.