Stephen R. Foerster, CFA, PhD, is an author and finance professor at the Ivey Business School at Western University in London, Ontario, Canada. He has a PhD from the Wharton School, University of Pennsylvania and a Chartered Financial Analyst designation. His previous books include Financial Management: A Primer; Financial Management: Concepts and Applications; and In Pursuit of the Perfect Portfolio: The Stories, Voices, and Key Insights of the Pioneers who Shaped the Way We Invest (with Andrew W. Lo), which won the Axiom Personal Finance category silver medal.