Dr Giles Dunnill is a Consultant Dermatologist within University Hospitals Bristol NHS Foundation Trust. His main interest is within medical dermatology. Specialist areas include: Skin lymphoma and cutaneous graft vs host disease, photosensitive diseases and phototherapy, blistering diseases, and biologic therapy of inflammatory skin disease.

He has been Chair of the SAC in Dermatology at the Royal College of Physicians, Past President of the British Society for Medical Dermatology, and is currently Chair of the Exam Board for the Dermatology SCE at the Royal College of Physicians.

His previous research has included the molecular genetics of inherited skin disease and epidemiology of atopic eczema.