Basic Principles of Cognitive Behavioral Therapy is used for drug addiction and alcoholism. It's very helpful treating dual-diagnosis which is a combination of addiction and a mental illness. Depression is often seen with addiction as example.
The brain and their functions: Frontal Lobe, Parietal Lobe, Occipital Lobe, Cerebellum and Temporal Lobe. It also discusses the right and left hemispheres of the brain and what they are responsible for controlling.