New York Times bestselling author and internationally renowned neurosurgeon and humanitarian Ben Carson gives students life principles to transform their life.Growing up, renowned neurosurgeon Ben Carson faced many challenges: abandonment by his father, trouble at school, the turbulence of inner-city Detroit, and a violent temper. But instead of letting his circumstances control him, Dr. Carson discovered eight principles that turned his future upside-down.In You Have a Brain: A Teen's Guide to Thinking Big, Dr. Carson gives students an inspirational look at the transformative philosophy that helped him meet life's obstacles and leap over them, motivating teens to think big, dream big, and break free of any fear that holds them back.