GT Biopharma, Inc. announced the promotion of Gregory Berk, M.D., to the position of President of Research & Development and Chief Medical Officer. Dr. Berk has been serving as Chief Medical Officer and prior to that was a Director on the GT Biopharma Board. Dr. Berk will assume additional responsibilities, including discovery, non-clinical development, clinical development, and manufacturing. Dr. Berk brings over 30 years of experience and expertise in oncology drug development across medicine, industry and academia. Prior to joining GT Biopharma, Dr. Berk was Chief Medical Officer of Celularity, where he was responsible for the company's oncology, infectious and degenerative disease programs. Previously, he served as Chief Medical Officer of Verastem; President, Chief Medical Officer, and Board Member of Sideris Pharmaceuticals; Chief Medical Officer of BIND Therapeutics, and Chief Medical Officer of Intellikine, which was acquired by Takeda/Millennium.