Louis Josephson: Scapegoating mental illness

Editor’s note: This commentary is by Louis Josephson, who is the president and chief executive officer of the Brattleboro Retreat.
Following the mass shooting at Marjory Stoneman Douglass High School in Parkland, Florida, our nation is once again deadlocked in a debate over how to put an end to the seemingly endless string of gun-related tragedies playing out in our schools and places of work.
President Donald Trump has suggested that we can solve the problem by arming teachers. He has als