Dr. Alastair Greystoke is a Clinical Senior Lecturer at Newcastle University and an Honorary Consultant Medical Oncologist at the Northern Centre for Cancer Care, Freeman Hospital. He specializes in lung cancer, particularly in developing new anti-cancer drugs and advancing personalized medicine.

Dr. Greystoke co-leads the Sir Bobby Robson Early Clinical Trials Centre, focusing on early-phase drug trials for thoracic malignancies. He also leads the Pharmacodynamic Biomarker team at Newcastle University, aiming to improve cancer treatment precision.