Adelin Cai has spent over the last decade working with and leading teams responsible for product policies and their enforcement. As Pinterest’s former Head of Policy, she led the team that developed the company’s principles and core values around content moderation, covering a range of issues from hateful speech to medical (mis)information to dank memes. Prior to Pinterest, she ran Twitter’s Legal Ads Policy team, guiding policy and operations for Twitter’s self-serve and international advertising products.

She is a co-founder of the Trust & Safety Professional Association (TSPA) and the affiliated Trust & Safety Foundation (TSF). She currently serves as TSPA’s board chair. She is also co-chair of the board of WITNESS, whose mission is to help people use video and technology to protect and defend human rights.