Mark Stricklin is currently an anger-management seminar speaker and holds a bachelor’s degree in psychology from Trinity University in Deerfield, Illinois. He has been sharing his ...view moreMark Stricklin is currently an anger-management seminar speaker and holds a bachelor’s degree in psychology from Trinity University in Deerfield, Illinois. He has been sharing his insights and practical steps to anger management for close to twenty years. He and his wife, Susan have two daughters, five grandchildren, and three great-grandchildren and live in Beach Park, Illinois.view less