Dr. Ravi Sankaran is Clinical Professor and Head of the Department of Physical Medicine and Rehabilitation at Amrita Hospital, Kochi, a post he has held since 2018, and Director of Amrita Hyperbaric Medical Services. He holds an MD in Physical Medicine and Rehabilitation, and his research covers cognition, spasticity, peripheral nerve and hand rehabilitation, and pelvic floor rehabilitation. He led the rehabilitation of India's first hand transplant recipients and has published on gait classification using pose estimation and machine learning. He collaborates with Maitri-Labs on the spasticity grading programme, setting the clinical definition of a grade and reviewing where the model disagrees with expert assessment.