Reviews Hunger, Thirst, Sex, and Sleep: How the Brain Controls Our Passions by John K. Young Share this:EmailFacebookTwitterPinterestPocketRedditPrint By Science News November 29, 2012 at 7:46 pm A biologist delves into the varied roles of the hypothalamus, the command center in the brain that controls the most basic human drives. Rowman & Littlefield, 2012, 161 p., $39.95