PalmSource has announced the appointment of P. Howard Edelstein to its board of directors. Edelstein is president and chief executive officer at Radianz, an independent company with the world’s largest Internet Protocol-based network for the global financial services industry. Edelstein joins PalmSource board members, Chairman Eric Benahmou, John B. Shoven, Satjiv S. Chahill, Robert J. Finocchio, Jr., Jean Louis Gasse and David Nagel.