Book event Town Talk Town-talk | Jun 27, 2016 Join Mark Johnson at the Avon Public Library on Wednesday at 6:30 p.m. as he shares the story of his unlikely midlife transformation from charity executive to street cop. His explosive new police memoir "Apprehensions & Convictions: Adventure of a 50-Year-Old Rookie Cop" will be available for purchase and signing will follow the presentation.â Support Local JournalismDonate