Directory
Head, Division of Cardiovascular Surgery
david.barron@sickkids.ca
![Stephen Scherer in a white lab coat](/siteassets/images/staff-headshots/stephen-scherer-headshot-300.png?height=450&width=133&mode=min&metadata=false&dt=637443499370000000)
Chief of Research
chief.research@sickkids.ca
![Ryan Yuen Headshot](/siteassets/images/staff-headshots/ryan-yuen-headshot-300.png?height=450&width=133&mode=min&metadata=false&dt=637713802830000000)
Senior Scientist, Genetics & Genome Biology
ryan.yuen@sickkids.ca
![Headshot of Shi-Joon Yoo](/siteassets/images/staff-headshots/shi-joon-yoo-headshot-2023-300.png?height=450&width=133&mode=min&metadata=false&dt=638279757650000000)
Staff Cardiac Radiologist, Division of Cardiac Imaging, Department of Diagnostic Imaging
shi-joon.yoo@sickkids.ca
Senior Scientist, Neurosciences & Mental Health
cathy.barr@sickkids.ca
Head, Section of Gynaecology
Medical Microbiologist, Division of Microbiology, Department of Paediatric Laboratory Medicine
yvonne.yau@sickkids.ca
Staff Physician, Division of Gastroenterology, Hepatology and Nutrition
Academic Clinician (Associate Staff Physician), Division of Respiratory Medicine
Division Chief, Interventional Radiology, Diagnostic Imaging
joao.amaral@sickkids.ca
![](/siteassets/images/staff-headshots/riyana-babul-hirji-headshot-300.png?height=450&width=133&mode=min&metadata=false&dt=637406371470000000)
Genetic Counsellor, Division of Clinical & Metabolic Genetics
riyana@sickkids.ca
Director, Executive Office & Corporate Secretary
sharon.younker@sickkids.ca