Mahabubur Rahman is the most senior experienced, qualified and Lead Occupational therapist at Proyash. Currently he is working as a Junior consultant and Head of the department. He has long time working experienced in the field of children with special needs such as autism, CP, Down syndrome, learning disabilities and sensory Processing Disorders etc since 2005. He completed his graduation in Occupational Therapy with honours from Bangladesh Health Professions Institute, the academic institute of CRP, which is affiliated by Faculty of Medicine, the University of Dhaka. He also completed Masters of Public Health (MPH). He attended different of short courses on different approaches and techniques in Bangladesh and aboard.