George Kistiakowsky (1900-1982) was a Ukrainian-American physical chemist.  He joined the Manhattan Project in late January 1944, leaving his role as chief of the National Defense Research Committee’s Explosives Division. He replaced Seth Neddermeyer as head of X (Explosives) Division and by spring 1945 had over 600 people working on solving the complicated problem of … Continue reading George Kistiakowsky