Psychiatrist’s view: Yik Yak is most dangerous app I’ve ever seen
Yik Yak can turn a school into a virtual chat room where everyone can post his or her comments, anonymously. Untruthful, mean, character-assassinating short messages are immediately seen by all users in a specific geographic area. - Dr. Keith Ablow via Psychiatrist's view: Yik Yak is most dangerous app I've ever seen | Fox News.