Dr. Marilyn Lee graduated with Bachelor of Medicine and Bachelor of Surgery from St Bartholomew's and the Royal London School of Medicine and Dentistry in the United Kingdom. She obtained membership of the Royal College of Physicians of the United Kingdom in 2006. Following this, she embarked on her fellowship training in the field of Endocrinology at the Department of Endocrinology in Alexandra Hospital and Khoo Teck Puat Hospital in Singapore. She completed her Endocrinology fellowship in 2011, and was admitted as a Fellow of the Academy of Medicine, Singapore. She did her fellowship in reproductive endocrinology at University College Hospital (London, United Kingdom) and KK Women's and Children's Hospital (Singapore) from 2012 to 2013 and her areas of interest are in eating disorders and reproductive endocrinology, polycystic ovarian syndrome and male infertility. She is currently the associate program director for Endocrinology at Khoo Teck Puat hospital and oversees the training of the endocrine specialist trainees.

Dr. Harvinder Chahal is a Consultant in Endocrinology, Diabetes, Bariatric Medicine and General Internal Medicine at Imperial College Healthcare NHS Trust and Honorary Clinical Senior Lecturer at Imperial College, London, UK. He qualified from St Bartholomew's and the Royal London School of Medicine in 2001. He trained in Endocrinology and Diabetes at St Bartholomew's Hospital. In 2007 he was awarded the prestigious Medical Research Council training fellowship to undertake research in the field of pituitary tumorigenesis, resulting in several influential research papers in high impact journals. He has been awarded several national and international prizes for his research and clinical work. He has written several textbook chapters. He is the member of the Society for Endocrinology and Diabetes UK. He is the Lead Bariatric Physician and manages patients prior to and after bariatric surgery and pharmacotherapy to reduce their complication risks and optimize the health benefits of weight loss. Dr Chahal is an experienced endocrinologist in all aspects of Endocrinology and Diabetes including thyroid, adrenal, prolactin and pituitary diseases, obesity, polycystic ovarian syndrome (PCOS), hirsutism, type 2 diabetes and complications, parathyroid, calcium, vitamin D and bone metabolism, lipid disorders, hypertension, cardiovascular risk reduction and neuroendocrine tumours.

PhD in Depth Psychology with emphasis in Psychotherapy (Pacifica Graduate Institute, Carpenteria, CA, USA) Master of Arts in Clinical Psychology with an Emphasis in Marriage and Family Therapy (Pepperdine University, Graduate School of Education and Psychology, Irvine CA, USA) Serena Gupta is an American board certified clinical psychologist with a specialist interest in family therapy, marriage counseling, drug and substance abuse and metal illnesses related to chronic illnesses like diabetes etc. She is currently working as a Clinical Supervisor and Clinical Psychologist for a large private organization with an in-patient strength of approximately 100 patients, in Los Angeles, USA.