Dr Robert Califf conducts a series of in-depth and personal interviews with his peers in the world of cardiology to find out what makes them tick, how they feel about the future, and what lessons they have learned during their exceptional careers.

Dr Califf sits down with the prominent European cardiologist Dr Paul Hugenholtz to talk about his experiences growing up in Holland during WWII, how he ended up in the US Air Force, and what took him from Boston back to Rotterdam, and his work for the European Society of Cardiology.