Institute of Forensic Psychology  
   A professional organization of clinicians dedicated to the support and development of psyotherapy.
   http://www.webspawner.com/users/ifp

Cognitive Science Society  
   "Brings together researchers from many fields who hold a common goal: understanding the nature of the human mind." Publishes the journal Cognitive Science and organizes the annual CogSci conferences.
   http://www.umich.edu/~cogsci/

Stress and Anxiety Research Society  
   International and multidisciplinary research organization. Includes details of forthcoming conferences, society publications, and an online membership directory.
   http://www.star-society.org/

Cognitive Neuroscience Society  
   "Committed to the development of mind and brain research aimed at investigating the psychological, computational, and neuroscientific bases of perception and cognition"
   http://www.cogneurosociety.org/