ISBN-13: 9780893911171 / Angielski / Twarda / 1982 / 256 str.
This volume is divided into two parts with an extensive introduction presenting a selective history of the attempts to change cognitive abilities. The first part deals with programs which have attempted to raise IQ by intensive intervention. The second part focuses on attempts to improve specific cognitive skills. The authors represent a diverse segment of scientists concerned with the improvements of intellectual functioning.