He retired from NHS life in 2000 to undertake medical care in the developing world, training in women’s fistula surgery repair in Uganda and Rwanda. In 2005 he began working for Médecins Sans Frontières (MSF) and carried out surgical projects in Somalia, Congo, and Burundi before moving to MSF’s Amsterdam headquarters to become surgical director. He returned to the United Kingdom in 2012 to become president of MSF UK, and he continues to work on surgical projects abroad.