PowerMaven / July 22, 2011 Making a Good Brain Great: The Amen Clinic Program for Achieving and Sustaining Optimal Mental Performance Should you buy this book? Well, we feel good about recommending it, given that it has earned an average rating of more than 4 out of 5 stars! Product … [Read more...] about Making a Good Brain Great: The Amen Clinic Program for Achieving and Sustaining Optimal Mental Performance