Anxiety and Depression Association of America (ADAA)
www.adaa.org

The ADAA website includes much useful information for consumers, including a list of questions to ask potential therapists. 

Association for Behavioral and Cognitive Therapies (ABCT)
www.abct.org

The ABCT website includes information on  evidence-based practice (EBP), including the importance of choosing a therapist  who engages in EBP.