The present work introduces innovative research on Symbolic Action Theory, blending theoretical insights with practical applications in psychology. It revisits Ernest Boesch's foundational concepts in Symbolic Action Theory and proposes further advancements in the field. These contributions pave the way for theoretical refinements as well as applied research aimed at enriching clinical, educational, and life-philosophical interventions both within and beyond academic contexts. This book is designed to engage psychologists from diverse specialties while also serving as a valuable resource for practitioners operating in clinical and non-clinical settings alike.