SAN RAMON, Calif.--(BUSINESS WIRE)--Anthony J. Costello, co-founder and vice president of product development and data services for clinical research software and services provider Nextrials, Inc., has been elected chairman of the Society for Clinical Data Management (SCDM) for 2007. Costello has been an active participant in the non-profit professional organization for 10 years and has served on its board for two years, most recently as vice chairman and trustee.