MENLO PARK, Calif.--(BUSINESS WIRE)--Geron Corporation (NASDAQ:GERN) today announced that President and Chief Executive Officer Thomas B. Okarma, Ph.D., M.D., has resumed his operational leadership of the company’s oncology drug development activities. In this role he replaces Alan Colowick, M.D., M.P.H., who is leaving the company to pursue other interests. Geron also announced the appointment of Dr. Fabio Benedetti as Chief Medical Officer, Oncology.
