GeoVax Labs, Inc., a biotechnology company developing immunotherapies and vaccines against infectious diseases and cancer, has appointed Mark J. Newman, Ph.D. as Chief Scientific Officer. Dr. Newman, previously served the company as vice president of research and development from 2010 to 2013, and joins GeoVax on a half-time basis. The other portion of his working time will be devoted primarily to his work at NewMark Diagnostics, which he founded in 2016.  He previously served in senior manag...