• Adjunct Associate Professor, Department of Ophthalmology, Yong Loo Lin School of Medicine, National University of Singapore
• Board of Directors, Corneal Society (USA) (2018)
• Fellow, Royal Society of Medicine (2017 - present)
• Member, Executive Committee, International Society of Refractive Surgeons (ISRS) (2017 - present)
• Animals in Research Committee, The Association for Research in Vision and Ophthalmology (ARVO) (2016 - present)
• Member, Executive Committee, Singapore National Eye Centre (2015 - present)
• Member, Strategic Planning Committee, Singapore Eye Research Institute (2015 - present)
• Examiner, Royal College of Surgeons Edinburgh (2013 - present)
• Member, American Academy of Ophthalmology (AAO), European Society of Cataract & Refractive Surgeons (ESCRS), European Society of Cornea and Ocular Surface Disease Specialists (EuCornea), Asia Cornea Society (ACS), The Association for Research in Vision and Ophthalmology (ARVO), Singapore Society of Ophthalmology (SSO), Royal College of Ophthalmologists (RCO), Royal College of Surgeons Edinburgh (RCS Ed) (2003 - present)