From the bestselling authors who taught the world how to have Crucial Conversations comes the new edition of Crucial Influence (previously published as Influencer). Drawing on cases studies of remarkable leaders and the research of renowned behavioral scientists, this guide explains why people do what they do and how leaders can influence behavior to drive results. It all comes down to a powerful yet simple model--the Six Sources of Influence®. Learn how to identify the personal, social, and structural levers that influence both motivation and ability, and how to work these levers for directed behavior change. This new edition includes: updated stories and examples of the Influencer model; new research on behavior change; practical applications for today's challenges; new insights from the authors' experience applying the model over the last fifteen years; updated statistics, facts, and figures; and new case studies and business examples. Learn effective influence strategies from leaders who demonstrate that leadership is intentional influence. Knowing how to motivate and enable others to change may be the most important leadership skill you'll ever acquire. Once you tap into the power of influence, you can reach out and help others work smarter, grow faster, live better, and even save lives.