What we know about predoctoral internship training: A review

Each year approximately 2,500-3,000 students, primarily from clinical and counseling psychology programs, seek internship programs, But what is known about this key educational event? This article attempts to answer that question by reviewing the internship-related literature of the last 22 years. Existing literature demonstrates that there is a substantial body of knowledge but also points to the need for updates of old data and for additional new investigations.