"I will just say what I’ve said: the allegation is not true," Weiner said while at an event promoting his new book. "This is a very important topic and a topic that has been an obsession of mine, in my work and in my life — and for, like, 92 hours of the show," Weiner said, referencing the rampant sexism faced head-on by female characters, most notably Joan (Christina Hendricks) and Peggy (Elisabeth Moss), in Mad Men. "We wanted people to be having this conversation and it’s great that we’re having it. It’s a very serious issue."