Kate Greenaway is the Canadian director of Medical Students for Choice, a group of 7000 medical students across the US and Canada who are working towards improving school curriculums to include reproductive health training, especially abortion training.

Hanne Blank is not a virgin. (She's almost 37 and she's been living with her life partner for nine years -- we just thought we'd get that out of the way.) But she is a historian, a writer, and an expert on virginity, having written the first-ever history of the subject, "Virgin: The Untouched History."