Following the huge success of his blockbuster weight-loss program, McKenna has created a groundbreaking new book-and-CD set that reveals the secrets of getting

Featuring a foreword by David Brooks, This Will Make You Smarter presents brilliant—but accessible—ideas to expand every mind. What scientific concept would

A new method of estimating what affects IQ shows that life history and choice count toward your level of intelligence. Contrary to the twin studies, your home c

How TV Can Make You Smarter is a lively guide that shows readers the numerous emotional and intellectual benefits of TV. Contrary to conventional wisdom, televi