Barbara Stokes began her work as a community-based physical therapist with The Arthritis Society in Canada. She has held an academic appointment at the University of Ottawa School of Rehabilitation and, in over thirty-five years in the field, has worked as a clinician, a director of a multidisciplinary rehabilitation program, and an educator of patients and health care providers. She lives in Ottawa, Ontario.
Antoine Helewa is Professor Emeritus at the School of Physical Therapy, University of Western Ontario. His career in physical therapy and clinical epidemiology spans five decades. His primary field of research and clinical interests are in rheumatology and epidemiology. He lives in London, Ontario.