This absorbing three-part documentary tells the shocking story of Paolo Macchiarini, a world-famous surgeon whose revolutionary ideas stunned the medical establishment – until patients started dying.

Macchiarini’s pioneering work in creating synthetic organs looked to be a lifesaver, but when allegations began to emerge that he had cut corners and falsified data, the shine started to come off the star surgeon.

Bosse Lindquist investigates the story behind the controversy, asking: Is Macchiarini a genius or a fraud? Both fascinating and frightening, the series continues tomorrow and Thursday.