Information

General Mental Health Information

National Institute for Mental Health Information Page. A comprehensive website providing information about all areas relating to mental health.
Online Psychological Assessments. A collection of short assessments that can give you a general idea of how you score in various mental health domains.

Children, Adolescent, and Family Therapy

Children and Counseling: What to Expect. A good general introduction to how therapists work with children and families.
About Family Therapy. From the same website, an introduction to therapy that works with entire families.
Should Parents Stay with Their Children in Therapy. Some views on the role of parents in therapy.

Couples Therapy

The Gottman Relationship Institute. John Gottman is a leading researcher in the area of couples therapy.
Emotionally-Focused Couples Therapy. Sue Johnson is another leading couples therapy theorist.
American Association for Marriage and Family Therapy. The professional association for American marriage and family therapists.
Mayo Clinic overview of couples therapy. A good overview of the subject.