The book "What I Wish I Knew Before Becoming a Leader" is primarily a leadership self-help guide that provides a practical and motivational look into the challenges and lessons experienced by someone transitioning from being a team member to a managerial role. More than merely recounting personal experiences, the book establishes an instructional framework designed to assist current and prospective leaders in navigating the complex path of leadership. It thoroughly explores the creation of effective teams, the management of organizational changes, and the enforcement of professional boundaries, consistently underscoring the importance of adhering to one's core values. The narrative also highlights the profound influence that effective leadership can have on both professional and personal life areas. Central to its message is the importance of ongoing growth, learning, and adaptability, preparing leaders to manage challenges with competence and grace. This book aims to equip leaders with the insights needed to foster environments of growth and success, not just for themselves but also for the teams they lead.