Professor George Metsios is a Professor in Clinical Exercise Physiology at the University of Wolverhampton and Professor in Clinical Exercise Physiology at the University of Thessaly. He has published more than 150 peer-reviewed papers on healthy and disease populations and his current research focused on the effects of exercise-as-medicine in treating symptoms of chronic disease. His work has been used by national and international bodies to improve clinical practice, including the World Health Organization, the British Hearth Foundation as well as the NHS. Dr. Marios Adonis is an associate professor of clinical health psychology and is currently the Head of the Social Sciences Department at the University of Nicosia. He holds a Bachelor’s in Psychology from Florida International University (USA), a Masters in Psychology from Adelphi University (USA), a Masters in Health Psychology from the Ferkauf Graduate School of Psychology of Yeshiva University (USA), and a Ph.D. in Clinical Health Psychology from the Ferkauf Graduate School of Psychology & the Albert Einstein College of Medicine of Yeshiva University. He is a board member of the Cyprus Mental Health Commission and the Cyprus AntiDrug Council. He is the National Delegate for the Republic of Cyprus at the United Nations Office on Drugs and Crime, and is the Substitute Member at the Management Board of the European Monitoring Center for Drugs and Drug Addiction. Dr. Adonis has served as the vice president of the Cyprus Psychologists Association for two terms, served a term on the board of the Cyprus Psychologists Registration Council, and represented Cyprus in the Standing Committee on Ethics of the European Federation of Psychological Associations for two terms. He also works as a Clinician and is the Clinical supervisor for a substance dependence rehabilitation center in Cyprus. His research interests include psychosocial and cultural factors in cardiovascular, physical, and mental health, positive psychology, stress, and trauma.