Mary Ann (Mayzie) Johnston, Pharm.D.

Mary Ann (Mayzie) Johnston, Pharm.D.

Dr. Johnston was appointed Vice President, Medical Affairs in November 2012 and currently serves as Vice President of Clinical Development. Dr. Johnston oversees all clinical programs and is the therapeutic lead for the development of GTx-024 in breast cancer. Prior to joining GTx, Dr. Johnston held leadership positions in medical affairs at Actelion and Aventis.

Dr. Johnston holds a Doctor of Pharmacy degree from Samford University McWhorter School of Pharmacy and completed a postdoctoral residency at the Department of Veterans Affairs Medical Center Tuscaloosa, Alabama.