Understanding Xi Jinping and what drives him has become a global cottage industry. According to US China scholar Joseph Torigian, one of the keys to understanding Xi Jinping is his father, Xi Zhongxun. How did Xi Senior influence Xi Junior? And what lessons can be drawn from the father for today’s policymaking? Torigian speaks with the Lowy Institute’s Richard McGregor about his new biography, The Party’s Interests Come First.