The American Psychiatric Association (APA) is a leading organization in the field of psychiatry, dedicated to advancing the understanding and treatment of mental disorders. Founded in 1844, the APA publishes the Diagnostic and Statistical Manual of Mental Disorders (DSM), which is widely used by mental health professionals to diagnose and classify mental health conditions. In addition to its role in publishing, the APA provides resources for education, research, and advocacy in mental health. It aims to improve the quality of care for individuals with mental illnesses and promotes the importance of mental health awareness in society.