The research proposed examines the degree and character of the relationships between ethics orientations, integrity types, and leadership styles among Peruvian managers. Leadership performance and recent scandals, such as Parmalat, Enron, and WorldCom, demonstrated a lack of ethical behavior and highlighted the importance and the effectiveness of ethics in business as well as the various effects of unethical leadership at the individual and corporate level. At the time, workplaces were changing fast. Organizations demanded that managers and leaders