Remember when Billie Jean King founded a pro softball league?

Let's take a trip back to 1976.

Happy Wednesday! Welcome to Power Plays, your home for a no-bullshit look at sexism in sports. This newsletter will hit your inbox every Monday, Wednesday, and Friday.

Today’s newsletter is a look back at the International Women's Professional Softball Association (IWPSA), which existed from 1976-1980. I think you’re going to enjoy reading how much has c…