John Landry, HBR book reviewer.

Cathleen Benko, vice chairman and chief talent officer for Deloitte LLP and coauthor of "Mass Career Customization."

Cheryl Perkins, founder and president of Innovationedge.

Dr. Robert Rosen, founder and CEO of Healthy Companies International and author of "Just Enough Anxiety: The Hidden Driver of Business Success."

Jeff Stibel, president of Web.com.

Adam Werbach, global CEO of Saatchi & Saatchi S and author of "Strategy for Sustainability: A Business Manifesto."

Clay Christensen, Harvard Business School professor and coauthor of the HBR article "Reinventing Your Business Model."

Colonel Tom Kolditz, professor and head of the department of Behavioral Sciences and Leadership at the U.S. Military Academy at West Point.

Philip Lay and Todd Hewlin, managing directors at TCG Advisors and coauthors of the HBR article "In a Downturn, Provoke Your Customers."

Rita McGrath, Columbia Business School professor and coauthor of "Discovery-Driven Growth."

Sylvia Ann Hewlett, founding president of the Center for Work-Life Policy and coauthor of the HBR article "How Gen Y and Boomers Will Reshape Your Agenda."

Roberto Verganti, professor of management of innovation at Politecnico di Milano and author of "Design Driven Innovation."

Dr. Robert Blendon, professor at the Harvard School of Public Health and the John F. Kennedy School of Government.

Roger Martin, dean of the Rotman School of Management and author of "The Design of Business."

Andrew McAfee, principal research scientist at MIT's Center for Digital Business and author of "Enterprise 2.0."

Dr. Atul Gawande, surgeon at Brigham and Women's Hospital and author of "The Checklist Manifesto."

Anna Bernasek, financial journalist and author of "The Economics of Integrity."

Daniel Pink, author of "Drive: The Surprising Truth About What Motivates Us."

Morten Hansen, professor at the UC Berkeley School of Information and author of "Collaboration."

Matthew Dixon, managing director of the Corporate Executive Board's Sales and Service Practice.

Larry Kramer, founder of MarketWatch, Inc., and author of "C-Scape: Conquer the Forces Changing Business Today."

Rita McGrath, Columbia Business School professor and coauthor of "Discovery-Driven Growth."

Paul Nunes, executive director of research at the Accenture Institute for High Performance and coauthor of "Jumping the S-Curve."

Bob Pozen, senior lecturer at Harvard Business School and author of the HBR article "Extreme Productivity."

Robert Iger, CEO of Disney.

Rick Ridgeway, vice president of environmental initiatives at Patagonia.

Fred Reichheld and Rob Markey, authors of "The Ultimate Question 2.0."

Jib Ellison, founder of Blu Skye and coauthor of the HBR article "The Sustainable Economy."

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

Scott Berinato, HBR senior editor, featuring the ideas of Yale economist Robert Shiller, journalist Gregg Easterbrook, and Pulitzer Prize-winning columnist Ellen Goodman.

Dan Pallotta, president of Advertising for Humanity and author of "Uncharitable."

Frances Frei and Anne Morriss, authors of "Uncommon Service: How to Win by Putting Customers at the Core of Your Business."

Paul Polman, CEO of Unilever.

Michael Schrage, research fellow at MIT Sloan School's Center for Digital Business and author of the HBR Single "Who Do You Want Your Customers to Become?"

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

Bryan Garner, editor in chief of Black's Law Dictionary and author of the "HBR Guide to Better Business Writing."

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

Mark Tercek, CEO of The Nature Conservancy and author of "Nature's Fortune: How Business and Society Thrive by Investing in Nature."

Thomas Mooney, co-owner and CEO of House Spirits Distillery.

Freek Vermeulen of London Business School explains how best practices become bad practices.

The iconic comedian speaks with HBR's Adi Ignatius about work, life, and, yes, comedy.

Walter Friedman, director of the Business History Initiative at Harvard Business School, on the pioneers of market prediction.

Robert Simons, Harvard Business School professor, says companies still struggle to choose the right customer.

William Thorndike, investor and author of "The Outsiders," looks at some less-known but more effective executives.

Gautam Mukunda, HBS professor, on the dangers of managing companies for shareholders.

Amy Bernstein, editor of HBR, offers executive summaries of the major features.

Charles Casto, recently retired from the Nuclear Regulatory Commission, on how smart leadership saved the second Fukushima power plant.

Stefan Michel, professor at IMD, says your business should rethink how it captures value, not just how it creates it.

Famed producer Norman Lear on developing groundbreaking sitcoms, managing creative partnerships and the lessons he wants to pass on to the next generation.

Jennifer Magnolfi, Founder & Principal Investigator at Programmable Habitats LLC, on how digital work, and the Internet of Things will fundamentally change the how we use the buildings and neighborhoods we work in.