Nobel laureate Lorenz here investigates culture as a living system. From amoebas to humans, he traces the physiological mechanisms that direct behavior and thought. Translated by Ronald Taylor; Index. A Helen and Kurt Wolff Book.

Wagner's Hitler is an important and controversial contribution to the literature on Hitler's Germany.

Cognitive and Intellectual Disabilities: Historical Perspectives, Current Practices, and Future Directions provides thorough coverage of the causes and characteristics of cognitive and intellectual disabilities (formerly known as mental retardation) as well as detailed discussions of the validated instructional approaches in the field today. Features include:

• A companion website that offers students and instructors learning objectives, additional activities, discussion outlines, and practice tests for each chapter of the book.
• An up-to-date...