Timm is an internationally-regarded dermatologist, based between Germany and the UK. A specialist in autoimmune diseases of the skin, he has been treating patients from his Munich clinic for nearly 20 years and is renowned for his calm and down-to-earth manner. Timm is also the creator of the Royal Fern skincare line and its pioneering, EMS-powered facial, which is recently-launched at the Lanesborough Spa.