The present volume has come about through an awareness of the absence of any cohesive and substantive source on the treatment of cognitive dysfunction following brain insult. I initiated the devel opment of our annual symposium Models and Techniques of Cognitive Rehabilitation, on which the present volume is based, so as to educate myself, as well as others, about the state of the art in modifying cognitive processes in the brain, injured. I became aware of the need for interventive strategies for the brain, injured while a graduate student. Brain functions had, for a long time, always...