Mary Ware Dennett was one of the most important and influential activist for women's rights, contraception, free speech and sex education in early 20th century America. So why does her nemesis Margaret Sanger get all the attention?

Returning guest Stephanie Gorton helps Olivia unravel the mystery of this fascinating, forward-thinking woman.

Music featured in this episode provided by Asher Fulero, Kevin Macleod, The Mini Vandals, Late Night Feeler, Jeff Cuno, Cooper Cannell, Dan Bodan, and the American Quartet.

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