For more than 50 years, The Center for Leadership Studies (CLS), founded by Dr. Paul Hersey, has been the global home of the original Situational Leadership® Model. With over 15 million leaders trained around the world, Situational Leadership® is the most successful and widely adopted leadership model available. Deployed in more than 70 percent of Fortune 500 companies, our Situational Leadership® and influence-focused courses enable leaders to engage in effective performance conversations that build trust, increase productivity and drive behavior change. CLS services customers both domestically and internationally through an extensive network comprised of over 200 learning professionals in more than 38 countries.