This volume introduces the concepts of income and optimal choice to the realms of brain activity and behavior regulation. It begins by developing the concept of the Income-Choice approach in the field of biological control systems, then deals with the problems of control of brain activity, and finally presents a model of behavior disturbance based on the idea that its cause is a definite and simple change in the income system of the organism. Other areas to which the proposed Income-Choice approach could be applied are also addressed including the origin of the epileptic aura and why it is a...