DR GREG BLECHER is a staff specialist paediatric sleep physician at the Sydney Children’s Hospital, Randwick and a VMO at Liverpool hospital, Liverpool. Dr Blecher undertook his sleep and respiratory training at the Sydney Children’s Hospital, Randwick and Children’s Hospital Westmead. His clinical and research interests include severe obstructive sleep apnoea, Prader-Willi Syndrome, and Congenital Central Hypoventilation Syndrome. Dr Blecher has been actively involved in medical education, teaching at both undergraduate and post-graduate levels.