JAMES MANKTELOW is founder and CEO of MindTools.com. He has written, edited, and contributed to more than 1,000 articles, more than sixty workbooks, and seven books and e-books on management and leadership, including Manage Your Time and Manage Stress.
JULIAN BIRKINSHAW is professor of strategy and entrepreneurship, deputy dean for programs, and academic director of the Institute of Innovation and Entrepreneurship at the London Business School. He is the author of fourteen books, including Fast/Forward, Becoming a Better Boss, and Reinventing Management.