Professor Harding is the Director of the Cardiac Catheterisation Laboratory and an Interventional Cardiologist at Wellington Hospital , Wellington, New Zealand. He is an Adjunct Professor at the School of Biological Sciences, Victoria University, Wellington. Professor Harding undertook cardiology an interventional training in Wellington Hospital, the Royal Infirmary of Edinburgh, and at the Massachusetts General Hospital. His major interventional interest is the treatment of complex coronary disease including chronic total coronary occlusions and intravascular imaging. He is an active researcher having published more than 130 papers.