The new National Geographic documentary “Gender Revolution” takes viewers across the U.S. and to other parts of the world to explore the evolving concept of gender. Former TODAY anchor Katie Couric narrates the film and provides the audience with a newcomer’s lens to the complex — and at times polarizing — topic.
http://www.nbcnews.com/feature/nbc-out/gender-revolution-new-film-explores-evolving-concept-gender-n717306