Charleston, S.C. (May 18, 2010) – Blackbaud, Inc. (Nasdaq: BLKB) today announced the launch of Altru™ for general admissions arts and cultural organizations. Organizations including the Gibbes Museum of Art, South Florida Museum and Bishop Planetarium, and Tallahassee Museum have recently selected and will use Altru to gain a complete view of their organization, data, and visitors; streamline operations; and better engage and cultivate visitors and supporters....