Marriage and family therapists need knowledge in the following areas:

• Therapy and Counseling: The mental or physical problems and methods for treatment.
• Psychology: People, their actions, and mental processes and how to treat problems.
• Customer and Personal Service: Providing special services to customers based on their needs.
• Sociology and Anthropology: Where people come from and how they behave.
• English Language: The meaning and use of the English language.
• Clerical: General office work such as filling and storing information.
• Law, Government, and Jurisprudence: Laws, rules of the court, and the politics.
• Philosophy and Theology: The impact of values and ethics on people.