Did you know that there is a science around “girlfriendhood?” Shasta Nelson, a noted “friendship expert” and author of a book series on friendships, does. Shasta’s life work is to help women make and keep great friendships, and she has studied the actual science of why having girlfriends makes us stronger, smarter and healthier! Plus, you’ll find out what kind of friend Jen is, when you hear the results of her taking Shasta’s “friendtimacy” quiz (don’t worry, she passed).