HeyJackass!

Key facts and dates for HeyJackass!

HeyJackass!, the Chicago site that has tracked every shooting and homicide in the city since 2013 with daily, monthly and yearly totals.

Gary Kleck

Key facts and dates for Gary Kleck

Criminologist Gary Kleck, Florida State University professor emeritus, whose National Self-Defense Survey and book Point Blank shaped research on defensive gun use.