1. Functional Utility of Nicotine - Arousal, Mood and Performance, Verner J. Knott, Anne Harr and Stacey Lusk-Mikkelsen 2. Nicotine and the Situation X Trait Adaptive Response (STAR) Model, David G. Gilbert and Brenda O. Gilbert 3. Caffeine and Information Processing in Man, Monicque M. Lorist 4. Coffee Consumption and Subjective Health - Interrelations with Tobacco and Alcohol, Ronald A. Knibbe and Ypie T. De Haan 5. Selective Attention and Event Related Potentials in Young and Old Social Drinkers, Elly Zeef, Jan Snel and Bertie M. Maritz 6. Limited Alcohol Consumption and Complex Task Performance, Siegried Streufert and Rosanne Pogash 7. Effects of Caffeine, Nicotine and Alcohol on Vigilance Performance, Harry S. Koelega