In 1970, men earned more than 90 percent of the medical degrees awarded that year. Law and business degree classes were more than 95 percent male. Dentistry degree classes were 99 percent male. But at the beginning of the 1970s, equipped with the pill, women surged into all these courses. The proportion of women in these classes increased swiftly, and by 1980 they were often a third of the class. It was a huge change in a brief space of time.
