Alex Hetherington is a Certified Prosthetist in the UCSF Department of Orthopaedic Surgery Orthotic and Prosthetic (O&P) Centers. He provides patient care and customized devices for children and adults with limb loss and limb differences. Alex specializes in lower and upper extremity devices, new prosthetic technology, innovative socket designs, and sport-specific applications. Under his leadership, the UCSF O&P outreach committee continues to expand resources to assist those affected by limb loss, limb differences, or other musculoskeletal deficiencies in maximizing their physical and functional mobility. Additionally, the outreach initiates are aimed at improving access to O&P services in low-resource settings, as well as building clinical and research capacity with our global partners. Alex also serves as the lead clinical mentor for the UCSF residency in prosthetics. He continues to refine the curriculum and clinical experience to train the next leaders of orthotic and prosthetic care.