Dr Pierre Marois is a pediatric physiatrist involved in the treatment of children with disabilities.
He completed his medical studies and training at the University of Montreal and is a Fellow of the Royal College of Physician of Canada since 1979.

He also travelled for a fellowship in pediatric rehabilitation at Karolinska University Hospital (Sweden) as well as at Minneapolis University, Stanford University, Toronto University, and Rancho Los Amigos (L.A).

He is a clinical professor in physical medicine and rehabilitation at the department of Pediatrics at Ste-Justine University Hospital.

He also worked in 20 different rehabilitation facilities in the province of Quebec and did more than 70,000 consultations with children having cerebral palsy. In 1982 he created the first medical team in the world performing rhizotomy in cerebral palsy and is still the director of that program.
He has been deeply involved in the administration of rehabilitation hospital as the president of the medical board and vice-president of the administration board of Marie-Enfant Hospital during more than 20 years. He created and was president of the Humanization of care at Ste-Justine Hospital and was a member of a national bioethics committee.

Dr Marois initiated and was a principal co-author of the first two studies ever published on HBOT and Cerebral Palsy. He was also involved in two more research on this subject and extensively published studies, critics and letters on HBOT in neurological conditions. He has followed well over a thousand children that have been treated with hyperbaric treatments at different dosage.
He is still fighting everyday at multiple levels for the recognition of HBOT as a very efficient treatment for children with cerebral palsy as well as for other neurological conditions.

He is the father of two daughters and two sons and has five grandchildren.