Associate Professor Leon Lai is a specialist cerebrovascular and skull base neurosurgeon at the Department of Neurosurgery (Monash Health, Australia) and an academic Associate Professor at the Department of Surgery, Monash University. He is a leading Australasian neurosurgeon who specialises in the treatment of brain aneurysms, arteriovenous malformations, arteriovenous fistulas, cavernous malformation, acoustic neuroma, and brain tumours. He has authored numerous peer-reviewed publications, book chapters and editorials on brain aneurysm and AVM surgery. He lectures frequently at national and international meetings.