Right-brain learning rallies the powers of your intuitive and nonverbal right brain to help you better absorb all kinds of new information in your personal and professional life. Opening up right-brain channels of learning should make you much more adept at absorbing new concepts and mastering complex skills that simply bogged you down before.
Even if you're an excellent student and have enjoyed great personal and professional success, you can still benefit from Harary and Weintraub's exercises as a means of enhancing the prowess of your right brain and your overall ability to learn.