Last Day on Earth: A Portrait of the NIU School Shooter

On Valentine’s Day 2008, Steve Kazmierczak killed five and wounded eighteen at Northern Illinois University, then killed himself. But he was an A student, a Deans’ Award winner. How could this happen?

CNN could not get the story. The Chicago Tribune, Washington Post, and all others came up empty because Steve’s friends and professors knew very little. He had reinvented himself in his final five years. But David Vann, investigating for Esquire, went back to Steve’s high school and junior high...