This chapter synthesizes the contributions of the three research manuscripts and situates them within the broader landscape of Upper Echelons Theory (UET) and corporate finance research. The discussion identifies distinct contributions across the subfields of M&A, organizational impression management, and strategic corporate communication, while highlighting shared theoretical advancements. Practical implications are outlined for investors, boards, and regulators, emphasizing how awareness of executive psychological traits can improve governance and the critical evaluation of corporate disclosures. The chapter concludes by acknowledging key limitations of this work.