William E. Ritter

• 1. Introduction 2. The Ability of Living Beings to Exist and Develop Despite Adverse Conditions: The Phenomenon of Adaption 3. The Problem of Man’s Origin and Kinship: Factual Evidence and its Proper Treatment 4. The Problem of Man’s Origin and Kinship (cont.): Certainty and Probability as to Man’s Evolution 5. Success and Failure in Animal Activity 6. Successful Animal Activity 7. Maladaptive Activity Resulting in Waste of Time and Energy 8. Maladaptive Activity Resulting in Waste of Useful Materials 9. Waste of Useful Materials (cont.) Among Mammals 10. Maladaptive Activity Resulting in Injury to Kind 11. Maladaptive Activity Resulting in Self-Injury 12. Self-Injury (cont.) Among Birds 13. Self-Injury (cont.) Among Mammals 14. Maladaptive Activity in Monkeys and Apes 15. Maladaptive Activity Among Low-Cultured Human Beings 16. Maladaptive Activity Among High-Cultured Human Beings 17. The Elements of Man’s Physical Structure Which Enable him to be the Most Actively Adaptive of All Living Beings. Bibliography. Index.