GT Biopharma, Inc. announced Dr. Greg Berk, M.D. has joined the Company's Board of Directors. Dr. Greg Berk is an Independent Director of the Company. Dr. Berk is a senior oncology drug development consultant. Dr. Berk previously served as Chief Medical Officer at Verastem. Dr. Berk was President, Chief Medical Officer, and Board Member of Sideris Pharmaceuticals. From May 2012 until January 2014, Dr. Berk was Chief Medical Officer of BIND Therapeutics.