Angelos P. Kassianos, PhD is a senior research fellow at University College London, Department of Applied Health Research, and at University of Cyprus, Departments of Psychology and Computer Science. He is a health psychologist with a public health and behavioral medicine focus. Dr. Kassianos has interests in bio-psycho-social determinants of disease prevention and early diagnosis (mainly cancer), health-related quality of life assessment, vaccination hesitancy and development of digital health interventions.