Facebook Pixel Code
about us banner
About Us

Meet our team

The Chronic Pain Clinic is made up of a team of experienced clinicians who have different expertise relating to the  management and treatment of chronic pain in children and adolescents. Please see below to learn more about the members of our team!

Advanced Practice Nurses
Social Worker
Clinic Administrative Coordinator   

Advanced Practice Nurses

Jennifer Stinson, PhD, RN-EC, CPNP

Photograph of Jennifer Stinson, Advanced Practice Nurse of Chronic Pain Clinic

Dr. Jennifer Stinson is a Nurse Practitioner in the Chronic Pain Clinic as well as a The Mary Jo Haddad Research Chair in Child Health in the Research Institute at SickKids.  She is also an Associate Professor in the Lawrence S. Bloomberg Faculty of Nursing at the University of Toronto. She received her Bachelor’s of Science in Nursing from the University of Western Ontario, Master’s of Science from the University of Toronto, a Post-Master’s Paediatric Nurse Practitioner Certificate from the State University at SUNY Buffalo, and a PhD in Nursing from the University of Toronto in 2006. In her role as a nurse practitioner in the Chronic Pain Clinic, she provides education and ongoing communication with patients and families regarding their treatment plan, liaisons with community practitioners and schools/work and is interested in promoting transition to adult pain care programs as needed.  

Stinson’s research interests include the use of e-health (internet) and m-health (mobile phones) technologies to improve the assessment and management of pain and symptoms related to chronic illnesses. She recently received the prestigious Peter Loughheed Canadian Institutes for Health Research (CIHR) New Investigator Award for her research on using e-health and m-health to promote chronic disease self-management in youth with painful chronic and life-threatening health conditions. To find out more about Stinson's research check out her website.

When not outdoors gardening, hiking, biking or skiing, Stinson loves to bake which keeps the other members of the pain team very happy.

back to top

Jennifer Tyrrell, RN, MN

Photograph of Jennifer Tyrrell, Advanced Practice Nurse of The Chronic Pain Clinic

Jennifer Tyrrell is a Clinical Nurse Specialist in the Chronic Pain Clinic at The Hospital for Sick Children. Jennifer completed her undergraduate and graduate degrees in nursing at the University of Toronto. She has worked at SickKids in various roles since 1993 and in the pain clinic since 2007.

Jennifer's role in the Chronic Pain Clinic includes supporting children, teens and families in understanding the pain management plan. Jennifer acts as a resource to schools and community health-care agencies to help support children with chronic pain at home. Jennifer is a member of the Canadian Pain Society and the International Association for the Study of Pain and is a board member with Action Ontario. She contributes to the advancement of paediatric pain management through educational and scholarly publications.

When not at SickKids Jennifer enjoys swimming and spending time with her family.



back to top

Lori Palozzi, NP, MScN, ACNP,

Lora Palozzi headshot

Lori is a Paediatric Nurse Practitioner in the Chronic Pain Program at SickKids and Holland Bloorivew Kids Rehab Hospital.

Lori provides care to children who are admitted to the Get up and Go Persistent Pain Service at Holland Bloorview. In collaboration with the SickKids chronic pain team, Lori facilitates admissions to the Get up and Go service, provides direct patient care and coordination and provides leadership within the team.

Lori has experience with interprofessional pain education, international outreach and education, capacity building of nursing and interdisciplinary pain champions, quality management and  pain, clinical practice guideline development, and overall enthusiasm for improving pain management within SickKids, Holland Bloorivew Kids Rehab and beyond.

Lori is a member of the SickKids Medication Safety Commtitee; and is the Co-Lead for the Education and Mentorship CoP within the APN group at SickKids.  

back to top


Stephen C Brown, MD, FRCPC

Photograph of Stephen Brown, Anaesthetist of The Chronic Pain Clinic

Dr. Stephen Brown is the one of the anesthesiologists and the Medical Director of the Chronic Pain Clinic at The Hospital for Sick Children. Brown is also a Staff Anesthesiologist at SickKids and an Associate Professor at the University of Toronto. Brown completed his undergraduate degree, medical degree and anaesthesia residency at the University of Western Ontario. He also completed an anaesthesia fellowship with the University of Toronto and has been a part of SickKids since 1998.

Brown is involved in the coordination and direct care of paediatric patients with chronic pain in both in-patient and out-patient settings. His particular focus is on paediatric anaesthesia and paediatric pain and he has an active role in improving the integration of clinical care, research and education at SickKids.

When Brown is not working, he enjoys spending time with his wife, three daughters and beloved dog on the lake.


back to top

Fiona Campbell, BSc, MD, FRCA

Photograph of Fiona Campbell, Anaesthetist of The Chronic Pain Clinic

Dr. Fiona Campbell is on staff in the Department of Anesthesia and Pain Medicine at The Hospital for Sick Children and an Associate Professor at the University of Toronto. She is also the Co-Director of the SickKids Pain Centre. Dr. Campbell completed her medical training at McMaster University Medical School in Hamilton, Ontario, and her specialty anaesthesia training at St. George’s Hospital, London, UK. She completed a fellowship in paediatric anesthesia at SickKids in 1990, and then worked as a Pain Consultant in Nottingham, UK, before returning to SickKids in 2003. Her clinical focus is in the management of complex chronic pain in children. 

Campbell is involved in developing strategic initiatives to improve pain outcomes for all children. Her research interests include: knowledge translation on pain in children and factors influencing the transition from acute to chronic pain. She is involved in pain education initiatives for both health-care professionals including the development of an online paediatric pain curriculum for children and families, and is Senior Editor on the Pain Editorial Board of AboutKidsHealth, a website for children and families that contains a wealth of information about pain. 

She is a mother of five, rides her bike to work and is a competitive squash player!!!      

  back to top

Lisa Isaac, MD, FRCP(C)

Photograph of Lisa Isaac, Anaesthesiologist of Chronic Pain Clinic

Dr. Lisa Isaac is a staff paediatric anesthesiologist and fellow of the Royal College of Physicians and Surgeons of Canada, who has been on staff at The Hospital for Sick Children in Toronto since 1999. After a paediatric anesthesia and intensive care fellowship at Montreal Children’s Hospital, Isaac joined Sickkids and faculty at the University of Toronto, where she is now assistant professor. Her educational activities include teaching residents and fellows rotating through paediatric anaesthesia and she is a member of the University of Toronto Continuing Medical Education and Faculty Development committee.  

Isaac’s clinical and research interests focus on acute and chronic pain in children, and in particular the transition from acute to chronic pain. She is one of three pain doctors in the Chronic Pain Program at Sickkids, in addition to giving anaesthetics to children and looking after their pain in hospital as part of the Acute Pain Team. 

When not working, Isaac enjoys reading, playing tennis, travelling with her children and trying new restaurants! 


back to top


Anne Ayling Campos, PT

Photograph of Anne Ayling Campos, Physiotherapist of Chronic Pain Clinic

Anne Ayling Campos is the physiotherapist in the Chronic Pain Clinic at The Hospital for Sick Children. Anne completed her Bachelor of Science in Physiotherapy from the University of Toronto. She then joined SickKids in 1988 working with children with musculoskeletal and orthopedic conditions. During her career, Anne has helped develop the Physiotherapy Practitioner Program in the Department of Rheumatology at SickKids as well as the “Get-up-and-Go” course for teens and families living with chronic pain at Holland Bloorview Kids Rehabilitation Hospital.

In the Chronic Pain Clinic, Anne provides clinical assessment and treatment for children with complex chronic pain conditions. Treatment sessions often include exercises in a gym and/or pool settings with a focus on home and community activity programming. Connecting patients with local therapists and community resources is an important aspect of treatment. Anne offers her expertise in paediatric pain to students in various health care professional programs at the University of Toronto’s annual “Pain Week” as well as various educational series in the community. 

Outside of the hospital setting, Anne enjoys travelling with her family and is most happy when she travels by bike so she can take in all the scenery at a leisurely pace!

Sara Klein, PT

Sara Klein is a graduate of the University of Toronto with a Masters Degree is Physiotherapy. She is currently a member of the Chronic Pain team at the Hospital for Sick Children, providing physiotherapy assessments and treatment to children and teens living wit chronic pain conditions. Sara is also involved as a clinical researcher in an international study  investigating the benefits of physical activity for children with acute lymphoblastic leukemia. Sara has extensive experience as a clinical educator with a focus on restorative care. 

When not at SickKids Sara enjoys running after her kids!



 back to top


Dr. Sefi Kronenberg

Dr. Sefi Kronenberg is a psychiatrist within the Department of Psychiatry at The Hospital for Sick Children (SickKids) and an Assistant Professor of Psychiatry at the University of Toronto. Dr. Kronenberg completed his academic training at Tel-Aviv University (Israel) receiving both an MD and a PhD in pharmacogenetics. After which, he completed a five-year residency in child and adolescent psychiatry at Schneider Children's Medical Center of Israel and Ge’ha Mental Health Center. Upon graduation, he worked as the head of the paediatric ER at Ge’ha Mental Health Center.

Kronenberg joined SickKids in 2013. He came onboard as a fellow focusing on the clinical and biological aspects of obsessive-compulsive disorder (OCD).

Since 2016 he has been working principally with SickKids’ pain services including: acute, transitional, and chronic pain services. Kronenberg is also a member of the chronic pain intensive rehabilitation program at Holland-Bloorview Kids Rehabilitation Hospital (Get Up and Go Program).

In 2017, Dr. Kronenberg became the mental health lead of the chronic pain service.

Kronenberg’s research interests are in the field of paediatric psychiatry; from genetics and pharmacology (including pharmacogenetics and clinical trials), to modern and innovative psychological interventions (cognitive-behavioral therapy and acceptance and commitment therapy), to foundational and established interventions (psycho-analytical and hypnosis).

When not working, Kronenberg (who prefers being called Sefi) enjoys reading books on physics, history, religion and philosophy, as well as spending time with his husband.

back to top


Danielle Ruskin PhD, CPsych 

Photograph of Danielle Ruskin, Psychologist of The Chronic Pain Clinic

Dr. Danielle Ruskin is the Clinical and Health Psychologist in the Chronic Pain Clinic at The Hospital for Sick Children.  Ruskin completed her bachelor of arts in Psychology from McGill University, her masters in School and Child Clinical Psychology from the University of Toronto, and her PhD in Clinical Psychology from the University of Rhode Island. Ruskin has also completed various internships and fellowships at SickKids including a Pre-Doctoral Internship in Paediatric Clinical Psychology and a Post-Doctoral Fellowship in Paediatric Chronic Pain and Paediatric Neuropsychology. Ruskin is an adjunct member of the Department of Psychology at York University.

Ruskin provides consultation, assessment, and treatment to children with complex chronic pain conditions. As part of psychological treatment approaches to manage pain, Ruskin provides cognitive behavioral therapies, parenting therapies, teaches children relaxation and visualization techniques and also teaches mindfulness based approaches to pain management. Ruskin plays an active role in the training of psychology interns and fellows within the pain program and has research interests in the long term outcomes of children with chronic pain. 

Outside of working at SickKids, Ruskin keeps busy with her cycling, painting, and gardening. She is also an avid cook.

 back to top

Social Worker

Adam Brotherwood, MSW, RSW               

Adam Brotherwood is the Social Worker in the Chronic Pain Clinic. He completed his master’s degree at York University. Adam has been with the clinic since 2016, and previously worked at Children’s Hospital Los Angeles with their inpatient rehab and chronic pain program. Adam provides pain education and support, advocacy, group facilitation, and family and individual counselling. Adam has a passion for working with children and families, crisis support, and working within an inter-professional team.

Outside of work Adam enjoys spending time with his children, biking and skiing. He is interested in sci-fi and fantasy, graphic novels, board games, theatre, hiking and traveling.

back to top

Clinic Administrative Coordinator

Susan Lawless

Photograph of Susan Lawless, Clinic Administrative Coordinator of The Chronic Pain Clinic

Susan Lawless joined Sick Kids in 2001. Susan is the Clinic Administrative Coordinator in the Chronic Pain Program. Before joining the Chronic Pain Program, Susan worked in many departments within the hospital including the Bone Marrow Transplant Unit, Oncology, Orthopaedics and the Craniofacial program. In her current role, Susan provides a high level of administrative support to patients, families and the Chronic Pain Team.   

Outside of work, Susan spends time with her two boys and volunteers her time managing a Youth Hockey Organization.


back to top