When Dr. Daniel Kalla isn’t leading the emergency department at Vancouver’s St. Paul’s Hospital, he pens best-selling thrillers that take us behind the curtain of global medicine. His new novel, Lost Immunity, arrives at just the right time, capturing the trials and tribulations of a public health officer tasked with defeating a terrifying new pandemic. Sound familiar? Dr. Kalla speaks with Tamara about how he uses fiction to exorcise our medical anxieties and fears.