Complex sentence: ABAI is a member of the Federation of Behavioral, Psychological, and Cognitive Sciences (FABBS)--a group of scientific organizations that are interested in advancing science in areas of the brain, mind, and behavior.
Split into simpler sentences: ABAI is a member of the Federation of Behavioral, Psychological, and Cognitive Sciences (FABBS). FABBS consists of a group of scientific organizations that are interested in advancing science in areas of the brain, mind, and behavior.