This week: What does it mean to make a boner pill for women? We'll solve the problem of the low libido, right after we figure out whether it’s actually a problem or not (with help from Melissa Dahl of the Science of Us). Also: People who post on Facebook about marrying their best friend are probably in doomed relationships, science says (and also maybe into weird role play). With Allison P. Davis, Maureen O'Connor, and David Wallace-Wells. More at thecut.com and nymag.com.