I: Historical Overviews; 1: The Development of Human Memory: An Historical Overview; 2: Reflections on the Ontogeny of Learning and Memory; II: Ontogeny Of Memory And Its Prerequisites; 3: Sensory and Perceptual Constraints on Memory in Human Infants; 4: Sensory-Perceptual Development in the Norway Rat: A View Toward Comparative Studies; 5: The Ontogeny of Learning and Memory in Human Infancy; 6: Ontogeny of Appetitive Learning: Independent Ingestion as a Model Motivational System; 7: Memory in Learning: Analysis of Three Momentary Reactions of Infants; 8: A Developmental Analysis of the Rat's Learned Reactions to Gustatory and Auditory Stimulation; 9: Individual Differences in Infant Memory: Forgotten but not Gone; 10: Ontogenetic Differences in Stimulus Selection During Conditioning; 11: Continuities and Discontinuities in Early Human Memory Paradigms, Processes, and Performance; III: Commentaries And Prospects; 12: Developmental Continuity of Memory Mechanisms: Suggestive Phenomena; 13: Infant Memory: Limitations and Future Directions; 14: Ecologically Determined Dispositions Control the Ontogeny of Learning and Memory