Kevin Kocher was a Deputy Sheriff and Bloodhound Handler for almost 20 years until multiple sclerosis forced him to retire in 2008. The book he wrote with his wife Robin Monroe Koc...view moreKevin Kocher was a Deputy Sheriff and Bloodhound Handler for almost 20 years until multiple sclerosis forced him to retire in 2008. The book he wrote with his wife Robin Monroe Kocher, "Read Any Trailing or Tracking Dog by Understanding Negative Indications", has changed the way dogs are read across the USA, Europe and beyond.view less