Charles Knowlton portrait

Charles Knowlton, the Father of American Birth Control

Decades after Charles Knowlton died, his book would be credited with the reversal of population growth in England and the popularization of contraception in the United States. 
Yiddish Sex Manual

Risqué and Radical: Benzion Liber’s X-Rated Yiddish Sex Guide

In 1915, Dr. Benzion Liber published a book that described good sex, pregnancy, childbirth, masturbation, sex education, and venereal diseases…in Yiddish.
Dorothy Bennett in Peru

The Star-Studded Life of Ms. Dorothy Bennett

The wacky life story of the astronomer, author, children's book publisher, and anthropologist who restored an old barge on the Gowanus Canal in 1937.