Caleb Hellerman

Caleb Hellerman is a producer for CNN's chief medical correspondent, Dr. Sanjay Gupta. He has reported extensively on mental health and trauma issues, including suicide and experimental drug treatments for post-traumatic stress disorder.

From 1998 to 2003, he was a writer for ABC/Good Morning America, where he covered the September 11 attacks, the D.C.-area sniper, and the Columbia Shuttle disaster, among other stories.