He served as the president of the French National Centre for Scientific Research from 1940 to 1944 under Vichy France.
[2] Jacob served as the president of the French National Centre for Scientific Research from 1940 to 1944.
[3] He encouraged research in nutrition, energy and medicine to ease the impact on daily life by the German occupation.
[1] Jacob was dismissive of democracy and the left-wing Popular Front.
[1] He once described Adolf Hitler as "a staunch socialist who went through hard times".