This document provides a comprehensive analysis of leadership styles and their effect on organizational change, effectiveness, and business strategies. It covers various research papers, journals, and books that discuss the role of leadership in creating positive outcomes in organizations. The assignment touches on servant-leadership, life satisfaction, job control, burnout, leadership competencies, and the use of visualization in communicating business strategies. It also explores the impact of corruption, favoritism, institutional ambiguity, and political risk on business strategies in Ukraine.