This news item from the Cornell Chronicle is about: Holger Sondermann, professor of molecular medicine in the College of Veterinary Medicine, is one of nine Cornell faculty members who have been elected fellows of the American Association for the Advancement of Science (AAAS), the world's largest general scientific society. Sondermann is honored for distinguished contributions to the field of biochemistry and structural biology, particularly using molecular approaches to study bacterial signaling and membrane biology.