Chapter Outline

THE PUZZLE OF CONSCIOUSNESS
Characteristics of Consciousness
Measuring States of Consciousness
Levels of Consciousness
Unconscious Perception and Influence
Why Do We Have Consciousness?
The Neural Basis of Consciousness

CIRCADIAN RHYTHMS: OUR DAILY BIOLOGICAL CLOCKS
Keeping Time: Brain and Environment
WHAT DO YOU THINK? Early Birds, Climate and Culture
Environmental Disruptions of Circadian Rhythms
APPLYING PSYCHOLOGICAL SCIENCE Outsmarting Jet Lag, Night-Work Disruptions and Winter Depression

SLEEP AND DREAMING
Stages of Sleep
Getting a Night’s Sleep: From Brain to Culture
How Much Do We Sleep?
Sleep Deprivation
Why Do We Sleep?
Sleep Disorders
The Nature of Dreams
BENEATH THE SURFACE When Dreams Come True
Daydreams and Waking Fantasies

DRUG-INDUCED STATES
Drugs and the Brain
Drug Tolerance and Dependence
Depressants
RESEARCH CLOSE-UP Drinking and Driving: Decision Making in Altered States
Stimulants
Opiates
Hallucinogens
Marijuana
From Genes to Culture: Determinants of Drug Effects

HYPNOSIS
The Scientific Study of Hypnosis
Hypnotic Behaviours and Experiences
WHAT DO YOU THINK? Hypnosis and Amazing Feats
Theories of Hypnosis
The Hypnotized Brain
I’m Intoxicated, No Matter What You Say!