Adjunct Associate Professor (A/Prof) Cheong PY is an internal medicine (IM) and family medicine (FM) physician in private practice. He is also FM A/Prof in the Yong Loo Lin School of Medicine National University Singapore (NUS) and a psychotherapy lecturer in Swinburne University.

His interest in chest medicine started as an IM resident in Tan Tock Seng Hospital Singapore and continued as a post-graduate fellow in 1979 at the City Hospital for Chest Diseases, Edinburgh. In 1999, as the inaugural director of the NUS Graduate Diploma in FM (GDFM), he crafted the module for respiratory disorders, which, updated, is still in use today. He is an examiner and lecturer in the NUS GDFM and FM masters, was in the faculty of the NUHS IM and FM residency programmes and is a visiting consultant to the National University Hospital and Singapore General Hospital.

He has published academic papers in diverse IM and FM domains and is the author of two books on psychotherapy and the extended consultation. He has served in many Ministry of Health/Singapore Medical Council committees and in the board of the National Healthcare Group. He is a past president of the Singapore Medical Association, College of Family Physicians and inaugural chairman of FM Chapter, Academy of Medicine.

Dr Wong is a gastroenterologist with sub-specialty interest in reflux and swallowing disorders, irritable bowel syndrome (IBS), gut microbiota, chronic constipation and diarrhoea. He also serves as Adjunct Associate Professor at the National University of Singapore (NUS) and Visiting Consultant at the National University Hospital (NUH) and Sengkang General Hospital.

Dr Wong obtained his MBBS (NUS) in 1998 and served full-time in the public sector for 18 years. He is a Fellow of the Academy of Medicine (Singapore) and Fellow of the Royal College of Physicians (Edinburgh). Dr Wong also stands amongst a handful of gastroenterologists from Asia to be conferred a Fellowship by the American Gastroenterological Association.

Dr Wong was awarded a Ministry of Health scholarship to pursue sub-specialty training at the University of North Carolina Centre for functional gastrointestinal and motility disorders. Upon his return, he helmed the Functional Gastroenterology service at NUH and established novel treatment approaches to IBS. As Senior Consultant and Clinical Director of the Gastrointestinal Motility Laboratory, Dr Wong introduced high-resolution manometry to Singapore, enabling new insight into the diagnosis and management of oesophageal disorders.

Dr Wong believes that clinical practice should be evidence based. He has authored numerous peer-reviewed publications and book chapters and is regularly invited as faculty to speak and chair sessions at international scientific meetings and workshops. His research has garnered many awards and been presented and cited at international conferences. As a key opinion leader, Dr Wong sits on medical advisory boards, international diagnostic criteria workgroups and national committees.

A proponent of patient education and empowerment, Dr Wong regularly contributes media articles and shares about gut health on radio and television. He was President of the IBS Support Group (Singapore) for three terms and remains an advisor. Conversant in English, Mandarin, Bahasa Indonesia and multiple dialects, Dr Wong is able to reach out to patients from all walks of life.

Above all, Dr Wong counts it his privilege to be a physician, where the art and science of medicine are daily woven for the love of humanity.

Dr Tan Nam Guan has been an ENT surgeon for over 25 years. He graduated with an MBBS from the University of Singapore in 1985. He then underwent otorhinolaryngology training at Singapore General Hospital and received advanced training at the University of Edinburgh, United Kingdom under Professor Arnoid Maran. He became Fellow of the Royal College of Surgeons in 1990 and completed further postgraduate subspecialty training with in laryngology and voice surgery at Vanderbilt University, USA in 1995 under Professor Robert Ossoff.

Besides general otolaryngology, his other clinical interests include laryngology, paediatric otorhinolaryngology, functional endoscopic sinus surgery/balloon sinuplasty, and head and neck surgery. He pioneered the use of botulinum toxin injection for spasmodic dysphonia patients at the Singapore General Hospital in 1995.

Dr Tan held the rank of Senior Consultant in the ENT Department of Singapore General Hospital, from 1988 until 2008, when he set up his own practice.