Publications

2016
Working Paper

Reviews, Reputation, and Revenue: The Case of Yelp.com

By: Michael Luca

Do online consumer reviews affect restaurant demand? I investigate this question using a novel dataset combining reviews from the website Yelp.com and restaurant data from the Washington State Department of Revenue. Because Yelp prominently displays a restaurant's... View Details

Keywords: Revenue; Network Effects; Reputation; Social and Collaborative Networks; Food and Beverage Industry; Service Industry; Washington (state, US)

SSRN

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June 2007 (Revised September 2021)
Case

Thomas J. Watson, IBM and Nazi Germany

By: Geoffrey Jones, Grace Ballor and Adrian Brown

Considers the strategy of U.S.-owned IBM, then a manufacturer of punch cards, in Nazi Germany before 1937. Opens with IBM CEO Thomas J. Watson meeting Adolf Hitler in his capacity as President of the International Chamber of Commerce. IBM had acquired a German company... View Details

Keywords: Business History; Values and Beliefs; Multinational Firms and Management; Corporate Social Responsibility and Impact; Investment; Business and Government Relations; Germany; United States

April 2004 (Revised May 2010)
Case

Columbia's Final Mission

By: Richard M.J. Bohmer, Amy C. Edmondson, Michael Roberto, Laura Feldman and Erika Ferlins

Describes the 16-day final mission of the space shuttle Columbia in January 2003 in which seven astronauts died. Includes background on NASA and the creation of the human space flight program, including the 1970 Apollo 13 crisis and 1986 Challenger disaster. Examines... View Details

Keywords: Leadership; Crisis Management; Management Skills; Organizational Culture; Groups and Teams; Behavior; Aerospace Industry

TeachingInterests

Leadership and Corporate Accountability

By: Christina R. Wing

In this course, students learn about the complex responsibilities facing business leaders today. Through cases about difficult managerial decisions, the course examines the legal, ethical, and economic responsibilities of corporate leaders. It also teaches students... View Details

November–December 2019
Article

Head, Heart or Hands: How Do Employees Respond to a Radical Global Language Change Over Time?

By: Sebastian Reiche and Tsedal Neeley

To understand how recipients respond to radical change over time across cognitive, affective, and behavioral dimensions, we conducted a longitudinal study of a mandated language change at a Chilean subsidiary of a large U.S. multinational organization. The... View Details

Keywords: Language; Communication; Change; Employees; Attitudes; Emotions; Globalized Firms and Management

Find at Harvard

06 Sep 2017
What Do You Think?

Summing Up: What Are the Limits of CEO Activism?

American Manufacturing Council, citing the president’s failure to condemn “hatred, bigotry and group supremacy.” Frazier's action triggered a mass exodus of other CEOs from two business advisory groups created by the president. One of the View Details

Keywords: by James Heskett

April 2019
Teaching Note

The a2 Milk Company

By: Benjamin C. Esty and Daniel Fisher

The a2 Milk Company (a2MC) became the most valuable company listed on the New Zealand stock exchange in 2018 by capitalizing on a biochemical discovery related to the protein composition of cow's milk. Because many people find the A1 protein difficult to digest, and... View Details

Joseph L. Badaracco is the John Shad Professor of Business Ethics at Harvard Business School. He has taught courses on business ethics, strategy, and management in the School's MBA and executive programs.

Badaracco is a graduate of St. Louis... View Details

February 1986 (Revised September 2011)
Case

Donna Dubinsky and Apple Computer, Inc. (A)

Describes a major conflict within Apple Computer in 1985 over control of product distribution. The founder and chairman, Steve Jobs, proposed a new distribution process which would transfer many responsibilities away from distribution manager, Donna Dubinsky. Dubinsky... View Details

Keywords: Management Teams; Conflict and Resolution; Computer Industry; United States

March 2019 (Revised June 2019)
Case

Global Sourcing at Nike

By: Nien-hê Hsieh, Michael W. Toffel and Olivia Hull

This case explores the evolution of Nike’s global product sourcing strategy, in particular ongoing efforts to improve working conditions at its suppliers’ factories. When the case opens in July 2018, Vice President of Sourcing Amanda Tucker and her colleagues in Nike’s... View Details

Olivia Zhao is a doctoral student in Health Policy (Management). Her current research interests center on the pharmaceutical industry, prescription drug policy, and hospital markets. Previous work has examined medical labor supply and patient outcome responses to... View Details

30 Mar 2023
Blog Post

Breaking Barriers and Building Community: Get to Know the HBS Women’s Student Association (WSA)

personally. Our mission is to connect, empower, and celebrate the next generation of women leaders. We feel it's our responsibility to ensure the women in our campus community have the resources and allies they need to thrive, both as HBS... View Details

16 Jan 2019
News

New Research from HBS Prof: Growing Caregiving Crisis Hurting Firm Profitability, Employee Productivity

April 2018 (Revised October 2023)
Case

Coco Chanel: From Fashion Icon to Nazi Agent

By: Geoffrey Jones and Emily Grandjean

This case describes the career of the iconic French fashion designer Coco Chanel who created a transformational business during the first half of the 20th century. Beginning in her early adulthood, Chanel leveraged relationships with acquaintances, friends, and... View Details

Keywords: Business History; Biography; Entrepreneurship; Relationships; Brands and Branding; Ethics; Fashion Industry; Apparel and Accessories Industry

Rowan Clarke is a PhD candidate at Harvard Business School in the Strategy Unit. He researches entrepreneurship and technology/AI for economic development and social impact. His work assists small business entrepreneurs, and high-growth technology... View Details

Keywords: energy; financial services; green technology; retail financial services; microfinance; management consulting; high technology

16 May 2000
Research & Ideas

Getting the Message: How the Internet is Changing Advertising

graphics, to target the right audience, and to measure responses instantly. But many experts contend that Internet advertising is still in its infancy. There is a widely held belief that in the future we will compare today's Web ads with... View Details

Keywords: by Susan Young

2022
Chapter

A Compass for Decision Making

By: Lynn S. Paine

Book Abstract: The second edition of Responsible Leadership offers orienting knowledge on how to lead in a world of contested values—a world where leadership work extends beyond leaders and direct reports to a whole range of stakeholders inside and outside an... View Details

Keywords: Leadership; Decision Making