An Interview with Susan and David Hanna, Houston Intensive Outpatient InterviewBy The Right StepJuly 15, 2013Susan and David Hanna have built their lives around helping people overcome addiction. Susan, a registered nurse for nearly 20 years as well as a certified addictions registered nurse, was drawn to the field by the addictions of close friends and family. “I’ve seen firsthand that people can get better and lead productive lives,” Susan…