Ian Bremmer, president of Eurasia Group and author of "Every Nation for Itself: Winners and Losers in a G-Zero World."

Daniel Gross, columnist and economics editor for Yahoo! Finance and author of "Better, Stronger, Faster: The Myth of American Decline . . . and the Rise of a New Economy."

Marcus Buckingham, founder of TMBC and author of "StandOut."

Charles Duhigg, reporter for The New York Times and author of "The Power of Habit: Why We Do What We Do in Life and Business."

Boris Groysberg and Michael Slind, authors of "Talk, Inc.: How Trusted Leaders Use Conversation to Power Their Organizations."

Andrew Zolli, director of PopTech and coauthor of "Resilience: Why Things Bounce Back."

Sally Ride, former NASA astronaut and founder of Sally Ride Science.

Dan McGinn, HBR senior editor and author of the article "Too Many Pivots, Too Little Passion."

Frank Partnoy, professor of law and finance at the University of San Diego and author of "Wait: The Art and Science of Delay."

Cassie Mogilner, assistant professor of marketing at the Wharton School and author of the HBR article "You'll Feel Less Rushed If You Give Time Away."

Frank Barrett, jazz pianist and author of "Yes to the Mess: Surprising Leadership Lessons from Jazz."

Russ Feingold, former US senator from Wisconsin and founder of Progressives United.

Tom Ricks, journalist and author of the HBR article "What Ever Happened to Accountability?"

Michael Silverstein, cofounder of The Boston Consulting Group's global consumer practice and coauthor of "The $10 Trillion Prize."

Kevin Boudreau, London Business School professor.

Nate Silver, statistician and founder of The New York Times political blog FiveThirtyEight.com.

Gary Pisano, Harvard Business School professor and coauthor of "Producing Prosperity: Why America Needs a Manufacturing Renaissance."

Nancy Koehn, Harvard Business School historian and editor of "The Story of American Business."

Tom and David Kelley, leaders of IDEO and authors of the forthcoming HBR article "Reclaim Your Creative Confidence."

James Allworth, regular contributor to HBR and coauthor of the Nieman Reports article "Breaking News: Mastering the Art of Disruptive Innovation in Journalism."

Gautam Mukunda, Harvard Business School assistant professor and author of "Indispensable: When Leaders Really Matter."

Maxwell Wessel, fellow at the Forum for Growth and Innovation and coauthor of the HBR article "Surviving Disruption."

Alexandra Samuel, vice president of social media at Vision Critical.

Jeff Bezos, CEO of Amazon.com.

John Mackey, co-CEO of Whole Foods Market and coauthor of "Conscious Capitalism: Liberating the Heroic Spirit of Business."

Christine Porath, associate professor at Georgetown University's McDonough School of Business and coauthor of the HBR article "The Price of Incivility."

Jeanne Meister, partner at Future Workplace and contributor to the "HBR Guide to Managing Up and Across."

Jorge Cauz, president of Encyclopaedia Britannica.

Sheryl Sandberg, Facebook COO and author of "Lean In: Women, Work, and the Will to Lead."

Mark Blyth, professor at Brown University and author of "Austerity: The History of a Dangerous Idea."

Rob Goffee and Gareth Jones, authors of the HBR article "Creating the Best Workplace on Earth."

Dr. Maya Angelou, renowned author.

Ben Casnocha and Chris Yeh, coauthors of the HBR article "Tours of Duty: The New Employer-Employee Compact."

Michael Raynor, director at Deloitte Services LP and coauthor of the HBR article "Three Rules for Making a Company Truly Great."

Jonah Berger, Wharton School professor and author of "Contagious: Why Things Catch On."

Scott Barry Kaufman, adjunct assistant professor of psychology at New York University and author of "Ungifted: Intelligence Redefined."

Joseph Badaracco, Harvard Business School professor.

Aaron Levie, cofounder and CEO of Box.

Boris Groysberg and Deborah Bell, authors of the HBR article "Dysfunction in the Boardroom."

Julian Birkinshaw and Jordan Cohen, coauthors of the HBR article "Make Time for the Work that Matters."

Joan C. Williams, Distinguished Professor of Law at the University of California and coauthor of the forthcoming book, "What Works for Women at Work."

Jonathan Berman, author of "Success in Africa," busts media myths about the continent.

William D. Eggers and Paul Macmillan, authors of "The Solution Revolution," discuss why "triple-strength" leaders are the best problem solvers.

The HBS sage and McKinsey head discuss how to stay on top in a rapidly changing industry.

Lisa Rosh, assistant professor of management at the Sy Syms School of Business at Yeshiva University, explains how to build trust through skillful self-disclosure.

Steven G. Mandis of Columbia Business School discusses his book, "What Happened to Goldman Sachs: An Insider's Story of Organizational Drift and Its Unintended Consequences."

The managing director of the International Monetary Fund talks with HBR editor in chief Adi Ignatius.

The Dilbert creator talks with HBR senior editor Dan McGinn.

Ram Charan, coauthor of "Boards that Lead," talks about what he's learned in three decades of helping executives make tough decisions.

Erica Ariel Fox, who teaches negotiation at Harvard Law School, discusses how to resolve inner conflict to lead wisely and live well.