American Psychological Association is the primary scientific and professional organization for Psychologists in the United States.

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Texas Psychological Association represents the scientific and professional interests of Psychologists in the Lone Star State.

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Association for Psychological Science is a more scientifically-oriented professional organization for Psychologists in the United States.

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National Institute of Mental Health is a useful resource for information about mental/behavioral health problems and treatment options. 

 

American Society on Aging and American Geriatrics Society have useful information about the health and well-being of older adults.

 

GLMA provides useful information about healthcare needs, providers, and treatment options for the gay/lesbian community.

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