With the introduction of the birth control pill in the early 1960s, women were finally able enjoy the freedom to have sex without the fear of an unwanted pregnancy. But men may not be so inclined to take such a medication. Psychotherapist and relationship expert, Mary Pender Greene says, “Men in general are very committed to the idea that being able to reproduce has a lot to do with how successful they are as men. Regardless of culture, men have historically been looked to for producing offspring. It’s a big deal.”