Jeff Yalden is a teen mental health, teen suicide prevention, and crisis intervention expert for school communities. Here is Jeff's TEDx Talk - The "WHY" Behind America's Teen Suicide Epidemic from Deerfield High School in Kansas.

We’ve heard it in the news – the U.S. is gripped by an epidemic of teen suicide. Following the suicide of one student and the attempted suicide of another, high school teacher Brittni Darras realized that just watching for the signs isn’t enough. But how do we begin to tackle such a complicated and insurmountable problem? The answer is surprisingly simple.

Kevin Breel didn't look like a depressed kid: team captain, at every party, funny and confident. But he tells the story of the night he realized that -- to save his own life -- he needed to say four simple words.