Trust is a longstanding yet vital phenomenon in interpersonal, organizational, and societal relationships. Psychological Studies on Trust offers a concise yet rich exploration of how trust is formed, maintained, and rebuilt after being broken across diverse interpersonal, organizational, societal, and cultural settings. Bringing together cutting‑edge insights from psychology, organizational behavior, cross‑cultural studies, digital communication, leadership, and educational studies, this volume elucidates the complex psychological mechanisms that underpin trustworthy relationships. Readers will find focused discussions on trust formation, trustworthiness perceptions, emotional and cognitive foundations of trust, challenges in the digital era, interpersonal repair, mindfulness-based approaches, and leadership behaviors that cultivate trust. The book highlights both the vulnerabilities and the adaptive capacities of trust in modern life, offering a clear conceptual framework that bridges theory and applied practice. Intended for academicians, students, practitioners, and policy shapers alike, this volume’s multidisciplinary approach demonstrates how trust is crucial and operates as a dynamic psychological process shaped by culture, technology, communication, and social context. The text provides readers with an integrated understanding of trust-related phenomena and offers valuable insights for those working in organizational development, education, health communication, and cross-cultural collaboration. By synthesizing established research with emerging perspectives, Psychological Studies on Trust serves as an accessible and authoritative resource for anyone seeking to better understand the dynamics of trust and apply evidence-based strategies to strengthen it in real-world settings.