Willis M. Emmons

WILLIAM (WILLIS) EMMONS is Senior Lecturer and Director of the C. Roland Christensen Center for Teaching and Learning at Harvard Business School, a position he has held since 2004.  As Director of the Christensen Center, Emmons oversees programs to... View Details

Keywords: airline; infrastructure industry; pharmaceuticals; telecommunications; utilities

• Teaching Interest

Leading Product Innovation

By: Stefan H. Thomke

For several years, Apple has ranked as the most innovative business in the world. How does this winning company continue to achieve success in its quest to develop—in the words of Steve Jobs—insanely great products? This program takes a deep dive into the latest... View Details

• 01 Jan 2003
• News

Alvin E. Roth

Al Roth is the George Gund Professor of Economics and Business Administration in the Department of Economics at Harvard University, and in the Harvard Business School. His research, teaching, and consulting interests are in game theory, experimental economics, and... View Details

Keywords: e-commerce industry; education industry; health care; information; internet; legal services

• July 2019 (Revised May 2020)
• Case

AT&T, Retraining, and the Workforce of Tomorrow

By: William R. Kerr, Joseph B. Fuller and Carl Kreitzberg

By the late 2000s, rapid changes in the telecommunications industry forced AT&T’s management team to take on a task that CEO Randall Stephenson called the “biggest logistical challenge” they had ever seen: retraining 100,000 workers by 2020. In 2012, internal company... View Details

Keywords: AT＆T; Workforce; Skills; Future Of Work; Telecommunications; Unions; Technological Change; Layoffs; MOOCS; Strategic Planning; Employees; Training; Competency and Skills; Labor; Learning; Labor Unions; Technology Adoption; Talent and Talent Management; Telecommunications Industry; Communications Industry; United States

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Kerr, William R., Joseph B. Fuller, and Carl Kreitzberg. "AT&T, Retraining, and the Workforce of Tomorrow." Harvard Business School Case 820-017, July 2019. (Revised May 2020.)

• January 1995 (Revised September 1997)
• Case

TV Guide (B)

By: Jeffrey F. Rayport

TV Guide, the nation's most profitable and largest magazine, attempts entry into the world of electronic publishing. The crux of TV Guide's strategy is to transform the magazine's content into a centralized database that can be accessed by new businesses, like... View Details

Keywords: Market Entry and Exit; Service Delivery; Information Technology; Marketing; Information Publishing; Service Industry; Publishing Industry

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Rayport, Jeffrey F., and Steven M. Salzinger. "TV Guide (B)." Harvard Business School Case 395-032, January 1995. (Revised September 1997.)

• 03 Oct 2023
• HBS Case

Layoffs Can Be Bad Business: 5 Strategies to Consider Before Cutting Staff

response to more temporary economic shifts, such as recession, often proves less successful, Sucher says. “These are some of those commonsense things that may not occur to people because they are thinking with their labor hats on and not... View Details

Keywords: by Ben Rand; Telecommunications; Technology; Financial Services; Manufacturing

Elie Ofek

Elie Ofek is a Professor in the Marketing unit at the Harvard Business School. Professor Ofek's research focuses on new product strategies in technology-driven business environments as well as in consumer-oriented companies in general. He explores interactions... View Details

Keywords: internet; media; high technology; consumer products

• February 2024 (Revised May 2025)
• Case

Doing Business in Medellín, Colombia

By: Nori Gerardo Lietz, Leonard A. Schlesinger and Karina Souza

This case examines the challenges and opportunities of doing business in Colombia. It highlights Colombia's economic transformation in the decades leading up to 2024 in the context of its history, culture, and politics. The case gives an overview of some of the main... View Details

Keywords: History; Economics; Crime and Corruption; Business and Government Relations; Food and Beverage Industry; Colombia; Medellín; South America

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Lietz, Nori Gerardo, Leonard A. Schlesinger, and Karina Souza. "Doing Business in Medellín, Colombia." Harvard Business School Case 224-079, February 2024. (Revised May 2025.)

Krishna G. Palepu

KRISHNA G. PALEPU is the Ross Graham Walker Professor of Business Administration, and has served previously as Senior Advisor to the President of Harvard University, and Senior Associate Dean at the... View Details

Keywords: accounting industry; banking; financial services; information technology industry; pharmaceuticals; retailing

• Article

Anti-imperialism: The Leninist Legacy and the Fate of World Revolution

By: Jeremy Friedman and Peter Rutland

The most important of Lenin’s writings was, arguably, Imperialism: the Highest Stage of Capitalism. That work shifted the focus from workers’ struggles within one country to the dynamics of capitalism as a global system. The Leninist project thereby inextricably... View Details

Keywords: Economic Systems; Global Range; History

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Friedman, Jeremy, and Peter Rutland. "Anti-imperialism: The Leninist Legacy and the Fate of World Revolution." Special Issue on 1917–2017, The Russian Revolution a Hundred Years Later. Slavic Review 76, no. 3 (Fall 2017): 591–599.

Erik Stafford

Erik Stafford joined the faculty at HBS in July 1999, where he has taught finance in the required and elective curricula of the MBA Program and in the CFA Investment Management Workshop.

Erik's research efforts focus on investment management, capital... View Details

Keywords: financial services