Shish is an eye surgeon with specific interests in Cataract surgery and the management of Macular Degeneration.

He graduated from the University of Sydney in 1990 and completed his training in Ophthalmology at Sydney Eye Hospital in 1998.

Shish is a visiting medical officer at Sydney Adventist Hospital, a clinical lecturer at Sydney University, and a member of both the Australian and American Societies of Cataract & Refractive Surgery.

Shish is a partner at Hornsby Eye Specialists in New South Wales and was Secretary/Treasurer of ASO from 2011-2013.

His involvement in the ASO is to assist in ensuring that Australian ophthalmologists retain the freedom to provide excellent patient care and to continue to act as advocates for their patients.