Yaniv Bar-Cohen calls it like he sees it, not how he wants to see it. It’s a personality trait that has served him well in his work as a pediatric heart rhythm specialist at Children’s Hospital Los Angeles, where most days include high-stakes patient diagnoses and treatment decisions made under extreme pressure. It’s also served him well in his past year as USC Academic Senate president as he dealt with the fallout from the discovery of misconduct and mismanagement at the university….