His other clinical expertise includes cancer surgery, gastrointestinal surgery, surgical infections, laparoscopic surgery and endoscopy. Dr Liau graduated from the National University of Singapore in 1994 and obtained his postgraduate surgical degree in 1998. The same year, he was admitted to the Fellowship of the Royal College of Surgeons of Edinburgh, UK. Subsequently, he received his further training in cancer management at Memorial Sloan Kettering Cancer Centre, New York, USA in 2002. When he returned to Singapore in 2003, he was conferred Fellowships by Academy of Medicine (Singapore) and International College of Surgeons (USA).