Psychology & Neuroscience

American Academy of Child and Adolescent Psychiatry
American Association of Neuroscience Nurses
American Psychoanalytic Association, APsaA
American Psychological Association
American Psychological Society
Australian Neuroscience Society
Canadian Psychological Association
Canadian Society for Brain, Behaviour and Cognitive Sciences
Cognitive Neuroscience Society
Cognitive Science Society
Connecticut Psychological Association
Experimental Psychology Society
Federation of Behavioral, Psychological and Cognitive Sciences
International Society for Ecological Psychology
International Society of Political Psychology
InterPsych: The Internet Mental Health Organization
Jean Piaget Society (Society for the Study of Knowledge and Development)
Medical Research Council. MRC (UK)
National Association of School Psychologists
National Institutes of Health, NIH (USA)
Society for Computers in Psychology, SCiP
STAR (Stress & Anxiety Research) Society

For more information on Cognitive and Psychological Sciences, click here , Psychological Lists, Resources of Scholarly Societies-Psychology, Psyche Web , Grohol Mental Health Page aka Psych Central and Neurosciences Internet Resource Guide.

You are also welcome to add on to this list by informing me of sites I have missed out.