By JASMINE BALA Staff Reporter Transparency is key in earning public trust and that is why journalist Kevin Donovan says he’s tried to be as open as possible about his investigative techniques in his new book about investigating the case of former CBC radio host Jian Ghomeshi. At an October 18 event at the Ryerson School of Journalism, Donovan, an investigative reporter and editor at the Toronto Star, discussed writing Secret Life: The Jian Ghomeshi Investigation and how he reported on allegations of sexual violence made against Ghomeshi. Donovan said that the more journalists identify the processes they use in…