“It used to be so simple,” Katie Couric says in National Geographic Channel’s documentary Gender Revolution: A Journey with Kaite Couric, “you were either a boy or you were a girl. But that was then. And this is now.”
http://www.tvguide.com/news/national-geographic-gender-revolution-trailer-katie-couric/
For the upcoming National Geographic special Gender Revolution: A Journey With Katie Couric, the veteran journalist crisscrossed the nation to talk with scientists, psychologists, activists, authors, and families to better understand the complexities of gender.
-http://ew.com/tv/2017/01/12/gender-revolution-trailer-katie-couric/