Methods for Studying Unconditioned and Conditioned Behavior.- 1 The Contribution of Ethological Techniques to the Study of Drug Effects.- 1. Introduction.- 2. Behavior of Laboratory Rodents.- 2.1. Exploration.- 2.2. Eating and Drinking.- 2.3. Digging and Nest-Building.- 2.4. Social Behavior.- 2.5. Analysis of Behavior.- 2.6. Social Structure.- 3. Pharmacological Investigations.- 3.1. Chlorpromazine.- 3.2. Ethyl Alcohol.- 3.3. Nicotine.- 3.4. Trichloroethylene Vapor.- 3.5. Cannabis.- 4. Effect of Olfactory Signals on Behavior.- 5. Ethological Methods in Clinical Drug Trials.- 6. Discussion.- 7. References.- 2 A Critique of the Methods Available for the Measurement of Spontaneous Motor Activity.- 1. Introduction.- 2. Methods of Measuring Locomotor Activity.- 2.1. Photocell Cages.- 2.2. Running Wheels.- 2.3. Stabilimeters and Jiggle Cages.- 2.4. Tilt Cages.- 2.5. Open Fields.- 2.6. Direct Observation.- 3. Internal and External Factors That Affect Activity.- 3.1. Baseline Levels of Activity.- 3.2. Internal Factors.- 3.3. External Factors.- 4. Statistical Analysis of Results.- 4.1. Locomotor Activity.- 4.2. Rating Scales.- 5. Combining Modes of Measurement.- 6. Exploration and Its Measurement.- 6.1. Introduction.- 6.2. Methodological Considerations.- 6.3. Conclusions.- 7. References.- 3 The Study of Sequences of Motor Behavior.- 1. Introduction.- 2. The Organization of Behavior.- 2.1. Sequences of Behavior (Behavior Patterns).- 2.2. Interval Histograms of Acts.- 2.3. Duration of Acts.- 2.4. Frequency of Acts.- 2.5. The Motor Act.- 2.6. Conclusions.- 3. Methods of Analysis.- 3.1. Environmental Factors.- 3.2. Data-Recording.- 3.3. Reliability of Observers.- 4. Examples and Results.- 4.1. Continuous Recording.- 4.2. Time-Sampling Methods.- 4.3. Stereotyped Behavior.- 5. Summary.- 6. References.- 4 Schedules of Reinforcement.- 1. Introduction.- 2. Some Schedule Effects.- 2.1. Schedules and Programs.- 2.2. Responses.- 2.3. S(D) T x sec N1 S(rf) (Program of FI Schedules).- 2.4. S(D) N n S(rf) (Program of FR Schedules).- 2.5. S(D1) T x sec N1 S(rf), S(D2) N n S(rf) (Program of a mult FI, FR Schedule).- 2.6. S(D) [T x sec S(p) or N1 T y sec S(p)].- 2.7. S(D) N n S(rf) and N ñ’ S(p) (“Punishment”).- 2.8. Transitional States.- 3. Behavioral Pharmacology.- 3.1. Schedules of Reinforcement in Behavioral Pharmacology.- 3.2. How to Express Drug Effects.- 3.3. Effects of Drugs on Responding under FI and FR.- 3.4. Effects of Drugs on Responding under Postponement Schedules and Schedules of Suppression.- 3.5. Summary.- 4. What Do Drugs Affect When They Affect Behavior?.- 5. References.- 5 Control of Behavior by Noxious Stimuli.- 1. Introduction.- 1.1. Behavioral Processes That Can Be Controlled by Noxious Stimuli.- 1.2. Characteristics of Events That Modify Behavior.- 1.3. Use of Electric Shock in Behavioral Experiments.- 2. Schedules Using Noxious Stimuli to Maintain Behavior.- 2.1. Behavior Maintained by the Termination of Noxious Stimuli (Escape).- 2.2. Behavior Maintained by the Postponement of Noxious Stimuli (Avoidance).- 2.3. Behavior Maintained by the Presentation of Noxious Stimuli.- 3. Effects of Drugs on Behavior Maintained by Noxious Stimuli and Other Events.- 4. Behavior Suppressed by Noxious Stimuli (Punishment).- 4.1. Behavior Maintained by Food or Water Presentation.- 4.2. Behavior Maintained by, or in the Context of, Schedules of Electric Shock Termination, Postponement, or Presentation.- 5. Summary and Conclusions.- 6. References.- 6 Theories of Reinforcement, Drive, and Motivation.- 1. Introduction.- 2. Reinforcement.- 3. Cognitive Learning Theories.- 3.1. McCorquodale and Meehl’s Expectancy Theory.- 3.2. Drive-Initiated Behavior.- 3.3. Attention.- 3.4. Criteria for Overt Responses.- 3.5. Motivation.- 4. Physiological Interpretation of the Expectancy Model.- 5. Self-Stimulation.- 6. Responses to Aversive Stimuli.- 7. Conclusion.- 8. References.- 7 New Considerations in the Neuropsychology of Motivated Behaviors.- 1. Introduction.- 2. The Lateral Hypothalamic Syndrome.- 2.1. Impairments in Food and Water Intake.- 2.2. Sensorimotor Impairments.- 2.3. Activational Changes.- 3. The Ventromedial Hypothalamic Syndrome.- 4. Selective Lesion Technique: The Lateral Hypothalamic Syndrome.- 5. Clinical Disorders of Movement Involving Brain Dopamine.- 6. Levels of Control over Behavior.- 7. Conclusions.- 8. References.- 8 Animal Behavioral Models of Relevance to Psychiatry.- 1. Introduction.- 2. Animal Models of Some Psychiatric Disorders.- 2.1. Schizophrenic Disorders.- 2.2. Manic-Depressive Disorders.- 2.3. Fear and Anxiety.- 3. General Comments.- 4. References.- Factors That Influence Behavioral Responses to Drugs.- 9 Pharmacogenetics.- 1. Introduction.- 2. Sex Differences.- 3. Selection.- 3.1. Pharmacogenetic Selection.- 3.2. Other Selections.- 4. Strain Differences.- 4.1. Variability of Response.- 4.2. Amphetamine and Other Stimulants.- 4.3. Diallel Cross.- 4.4. Tranquilizers.- 4.5. Anticonvulsants and Convulsants.- 4.6. Recombinant Inbred Strains.- 4.7. Alcohol and Opiates.- 5. Summary and Conclusions.- 6. References.- 10 Experimental and Clinical Aspects of Drug Dependence.- 1. Introduction.- 2. Epidemiological Approaches.- 2.1. Prevalence Studies.- 2.2. Retrospective Studies.- 2.3. Prospective Studies.- 3. Experimental Analyses of Drug-Taking Behavior.- 3.1. Positive Primary Reinforcement.- 3.2. Positive Secondary Reinforcement.- 3.3. Aversive Control.- 3.4. Discriminative Control by Drugs.- 3.5. Role of Adjunctive Behavior.- 4. Drug Tolerance, Learning, and Memory.- 4.1. Critique of Learning Factors in Tolerance.- 4.2. Proposed Criteria.- 4.3. Parallels Between Tolerance and Memory.- 5. Treatment of Drug Dependence.- 5.1. Enforced Abstinence.- 5.2. Psychological and Social Rehabilitation.- 5.3. Controlled Prescription and Maintenance.- 5.4. Pharmacological Antagonists.- 5.5. Aversive Control.- 5.6. Psychosurgery.- 5.7. General Principles of Management.- 6. References.- 11 Social Experience as a Determinant of Normal Behavior and Drug Effect.- 1. Introduction.- 2. Environment and Brain Evolution.- 3. Subject-Environment Interaction.- 4. Socioenvironmental Impoverishment.- 5. Socioenvironmental Deprivation (Isolation).- 6. Psychotropic Drug Activity.- 7. The Limbic System and Emotional Behavior.- 8. Socioenvironmental Enrichment.- 9. Conclusions.- 10. References.- 12 Developmental Psychopharmacology.- 1. Introduction.- 2. Neurochemical Development.- 2.1. The Monoamines.- 2.2. Acetylcholine.- 3. Developmental Drug Effects.- 3.1. Drugs That Act Selectively on the Monoamines.- 3.2. Drugs That Act Selectively on Acetylcholine.- 4. Conclusions.- 5. References.