Boston Globe : Coffee achievers

Now, with their self-help follow-up ''The Coffee Advantage'', Weinberg and Bealer offer average morning self-medicators hope that they too can join the ranks of what an old ad campaign once dubbed ''the coffee achievers.'' Loaded with useful sidebars and diagnostic quizzes, this user-friendly manual offers advice on the optimal ''dosing'' that will make us smarter, calmer, safer, thinner, healthier, sexier, less bored and ''hostile"... Studies have shown that geniuses and Sunday painters alike see colors more intensely and show improved ''visuospatial reasoning'' on caffeine.