Legendary sex researcher Virginia Johnson who conducted 'biggest sex experiment in U.S. history' with husband dies aged 88
Johnson, part of the husband-wife research team that transformed the study of sex in the 1960s and wrote two best-selling books on sexuality
She passed away on Wednesday in St. Louis after suffered complications from various illnesses, her son said
Johnson and obstetrician-gynecologist William Masters recruited graduate students, nurses, faculty wives and others for what was described as the 'biggest sex experiment in U.S. history'
