Carl Djerassi (October 29, 1923 – January 30, 2015) was an Austrian-born Bulgarian-American chemist, novelist, and playwright best known for his contribution to the development of oral contraceptive pills
Carl Djerassi was widely considered the father of the birth control pill. He was most famous for leading a research team in Mexico City that in 1951 developed norethindrone, a synthetic molecule that became a key component of the first birth control pill.