Professor Sean Whittaker is a Consultant Dermatologist at The Wellington Hospital and Guy's and St Thomas' NHS Foundation Trust. He specialises in skin cancers, including melanoma and cutaneous lymphomas.

Professor Whittaker graduated from the Manchester Medical School in 1981, before completing his specialist training in London. In 1994, he achieved his postgraduate (MD) doctorate and was made a Fellow of the London Royal College of Physicians in 1995. He worked as a Consultant Dermatologist at the Royal Free Hospital for several years before taking up his current posts.

In addition to his clinical work, Professor Whittaker is Professor of Cutaneous Oncology in the School of Basic and Medical Biosciences at King's College London. He also serves as the Medical Director for the London South Genomic Laboratory Hub and Co-Director for the KHP Comprehensive Cancer Centre. His previous roles include Clinical Director for Specialist Ambulatory Services and Specialist National CRG commissioning lead for Dermatology and Skin Cancer. He is frequently published in peer-reviewed journals and is actively involved in clinical and translational research in primary cutaneous lymphomas.

Professor Whittaker's areas of expertise include skin cancer screening and skin cancer surgery. He is dedicated to advancing the field of dermatology through both his clinical practice and research efforts.