The Society for Mathematical Psychology promotes research and communication in mathematical psychology and related disciplines.
Mathematical psychology includes theoretical work using mathematical methods, formal logic, and computer simulation. The society's official journals are the Journal of Mathematical Psychology and Computational Brain & Behavior.
The Austrian Positive Psychology Association (APPA) aims to promote positive psychology through research, training, and application in various fields, fostering well-being and personal growth.
The Anxiety and Depression Association of America (ADAA) is dedicated to the prevention, treatment, and cure of anxiety, depression, and related disorders through education, practice, and research.
ENPP connects professionals and organizations in the field of positive psychology, fostering collaboration and research in well-being, happiness, and mental health.