David Craig Rotenberg, president of David Craig Jewelers in Langhorne, Pa., has been appointed to the advisory board of St. Mary Medical Center in Langhorne.

Rotenberg also has served in fund-raising positions with his local synagogue, Diabetes Foundation, National Red Cross, and Leukemia Foundation and has held a celebrity fund-raising event for Special Olympics of Bucks County.

The advisory board is composed of members of the community who serve as ambassadors in their families, workplaces, and communities.