Ch. 1. Membranes, Synapses, and Ion Channels / J. Martin Wojtowicz -- Ch. 2. Altered Signal Transduction in Psychiatric Illness / Craig Hudson and Anna Lin -- Ch. 3. The Aging Nervous System / Gwen O. Ivy -- Ch. 4. Serotonin and Dopamine as Neurotransmitters / Andrius Baskys and Gary Remington -- Ch. 5. Acetylcholine / Gary M. Hasey -- Ch. 6. The Pharmacology of the Gamma-Aminobutyric Acid System / M. Frances Davies -- Ch. 7. Glutamate Receptors / John F. MacDonald, J. Martin Wojtowicz and Andrius Baskys -- Ch. 8. Peptides / Heidi H. Swanson -- Ch. 9. Antidepressants / Rifaat Kamil -- Ch. 10. Mood-Stabilizing Agents / Russell T. Joffe and L. Trevor Young -- Ch. 11. Neuroleptics / Gary Remington -- Ch. 12. Benzodiazepines: Mechanisms of Action and Clinical Indications / John Nelson and Guy Chouinard -- Ch. 13. Cognition-Enhancing (Nootropic) Drugs / Manfred Windisch