Executives from The Second City—the world’s premier comedy theater and school of improvisation—reveal improvisational techniques that can help any organization develop innovators, encourage adaptable leaders, and build transformational businesses. For more than fifty years, The Second City comedy theater in Chicago has been a training ground for some of the best comic minds in the industry—including John Belushi, Bill Murray, Gilda Radner, Mike Myers, Steve Carell, Stephen Colbert, and Tina Fey. But it also provides one-of-a-kind leadership training to cutting-edge companies, nonprofits, and public sector organizations—all aimed at increasing creativity, collaboration, and teamwork. The rules for leadership and teamwork have changed, and the skills that got professionals ahead a generation ago don’t work anymore. Now The Second City provides a new toolkit individuals and organizations can use to thrive in a world increasingly shaped by speed, social communication, and decentralization. Based on eight principles of improvisation, Yes, And helps to develop these skills and foster them in high-potential leaders and their teams, including: Mastering the ability to co-create in an ensemble Fostering a “yes, and” approach to work Embracing failure to accelerate high performance Leading by listening and by learning to follow Innovating by making something out of nothing Yes, And is a must-read for professionals and organizations, helping to develop the invaluable leadership skills needed to succeed today.