Foreword Lela L. Llorens; Preface Lynne F. La Corte; Introduction PART 1: THEORY ANALYSIS AND NEW CONCEPTS Tracing the Model’s History; Developmental Model Explained: Sections 1, 2, and 3 of Facilitating Growth and Development; Llorens’ Subsequent Publications and Model Changes; Activity Theory, Growth Models, and the Change Process: Theorists Represented by Llorens; Suggested Modifications to the Psychodynamic Schematic Component; Conclusion: Recommended Modification to Psychodynamics; Analysis of Three New Theorists for the Expansion of Facilitating Growth and Development in Occupational Therapy; Discussion of Bandura, Bronfenbrenner, and Bruner as Related to Llorens’ Theory; Conclusion of Part 1 PART 2: OCCUPATIONAL PHYSIOLOGY Adaptive Occupation Begins with Purposeful Activity Sequences; Central Pattern Generation Across the Lifespan; Emergent and Distributed Systems: CPG Mechanisms and the Dynamics of Neurochaos; Occupational Physiology; Archi, Paleo, and Neo Systems in Central Pattern Generation; Occupational Theory in the NICU; Influencing Occupational Physiology in the NICU through Purposeful Activity; Discussion; Conclusion of Part 2 PART 3: APPLICATION OF NEW CONCEPTS AND NEURO-PSYCHOLOGICAL ELEMENTS Revisions, Modifications, and Additions to the Llorens Model; La Corte Expansion to Llorens Model; Summary of Schematic Expansion; Achieving Growth and Development: Correlation with Health Models; Integrating Theory, Practice, and Process; Practical Application of Theoretical Perspectives: Problem Identification and Solutions in Practice; Conclusion of Part 3 PART 4: THE DAEIS FOR RESEARCH AND CLINICAL PRACTICE DAEIS; DAEIS Case Illustration; Conclusion of Part 4; Conclusion of Review, Update, and Expansion of Llorens