The American Psychiatric Association website lists practice guidelines that provide evidence-based recommendations for the assessment and treatment of psychiatric disorders.
For more details, visit these web pages:

• Acute Stress Disorder and Posttraumatic Stress Disorder
• Bipolar Disorder
• Major Depressive Disorder
• Obsessive-Compulsive Disorder
• Panic Disorder
• Substance Use Disorders
• Suicidal Behaviors

American Academy of Child & Adolescent Psychiatry

• Practice Parameter for the Assessment and Treatment of Children and Adolescents With Anxiety Disorders
• Practice Parameter for the Assessment and Treatment of Children and Adolescents With Posttraumatic Stress Disorder
• Practice Parameter for the Assessment and Treatment of Children and Adolescents With Bipolar Disorder
• Practice Parameter for the Assessment and Treatment of Children and Adolescents With Depressive Disorders
• Practice Parameter for the Assessment and Treatment of Children and Adolescents With Obsessive-Compulsive Disorder

Diagnostic and Statistical Manual of Mental Disorders (DSM-5)

• Publication of the fifth edition is scheduled for May 2013.

National Institute on Alcohol Abuse and Alcoholism (NIAAA)

• Free Alcohol Screening and Brief Intervention for Youth: Practitioner's Guide and Pocket Guide

Primary Care Evaluation of Mental Disorders Patient Health Questionnaire

• GAD-7 anxiety scale

Department of Veterans Affairs

• Best Practice Manual for Posttraumatic Stress Disorder (PTSD) Compensation and Pension Examinations

National Center for Complementary and Alternative Medicine • National Institutes of Health

• Talking With Your Patients About Complementary Health Practices: What the Science Says

Watch Treating Anxiety Disorders, a six-part educational video series created to train master's-level clinicians.

• Part 1: The Power of Anxiety
• Part 2: Treatment and Recovery: One Patient's Story
• Part 3: Medications and Cognitive-Behavioral Therapy
• Part 4: What Is Cognitive-Behavioral Therapy?
• Part 5: Implementing Cognitive-Behavioral Therapy
• Part 6: Complementary Approaches

Teaching Slides: CBT for Anxiety Disorders: CBT for GAD, panic disorder, and social anxiety disorder