Tim Ringrose is CEO of M3 in Europe which operates the Doctors.net.uk and M3medical.com online communities. He trained in nephrology and intensive care in Oxford and worked as a physician in the NHS and as a senior lecturer at Warwick Medical School before joining Doctors.net.uk in 2000, which was subsequently acquired by M3 in 2011. Aside from building the UK’s largest online community of doctors, Tim has had a variety of advisory roles in many online services for healthcare around the world.