Phil Rosenzweig

Professor of Strategy and International Management

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Phil Rosenzweig is Professor of Strategy and International Management. He is Co-director of Transition to Business Leadership and was Co-director of the Dual Executive MBA Program with CKGSB.

His areas of expertise include strategy, firm performance, and complex organizational design. He has written on the management of multinational firms, with articles published in Strategic Management Journal, Journal of International Business Studies, Academy of Management Review, Management Science, and California Management Review. He has also authored numerous case studies on firms including Microsoft, Daimler Benz, Matsushita, Heineken, Accor, MTN, Dubai Aluminium, and Vodafone.

More recently, Rosenzweig has focused his attention on critical thinking and managerial decision making. His 2007 book, The Halo Effect and the Eight Other Business Delusions that Deceive Managers, takes a critical look at the errors that pervade much business thinking. It was named Best Business Book of the Year by get Abstracts, and was favorably reviewed in Harvard Business Review, the Financial Times, The Wall Street Journal, USA Today, and dozens of other newspapers and magazines. It has been translated into 14 languages. His 2014 book, Left Brain, Right Stuff: How Leaders Make Winning Decisions, extends research about decision making into the world of strategy and management.

Drawing on more than 30 years of business and academic experience, he has consulted with numerous firms in Europe and North America and has taught executive courses in North America, South America, Europe, Japan, Singapore, and the Middle East. Most recently he has worked closely with CKGSB regarding China and Chinese management.

Prior to joining IMD, Rosenzweig was assistant professor at Harvard Business School from 1990 to 1996. In addition to his academic experience, he worked with Hewlett-Packard Company in California from 1979 to 1986. He received his PhD from the Wharton School, University of Pennsylvania in 1990, his MBA from the University of California, Los Angeles, in 1980, and his BA in economics from the University of California, Santa Barbara, in 1976.

Insight for Executives
Moving up to business leadership
Article
Moving up to business leadership
One of the most important challenges of management development concerns the transition from leading a particular function or single specialty, to leading a business, an organization with multiple f...
Published 30 January 2019
China: Slowing at home but expanding abroad
Article
China: Slowing at home but expanding abroad
China’s foray abroad is not new. In addition to the acquisitions of established companies in Europe and the Americas, China is also undertaking extensive investment in many developing regions of th...
Published 15 March 2016
The Halo Effect - Updated ed.
Book
The Halo Effect - Updated ed.
Too many of the most prominent management gurus today make steel-clad guarantees, based on claims of irrefutable research, promising to reveal the secrets of why one company fails and another succe...
Published 16 June 2014
Left Brain, Right Stuff
Book
Left Brain, Right Stuff
A renowned business expert examines decision-making in critical, big-time situations where the outcome shapes the destiny of companies, countries, sports teams, political campaigns, or the military...
Published 5 February 2014
Article
The benefits - and limits - of decision models
The growing power of decision models has captured plenty of C-suite attention in recent years. Combining vast amounts of data and increasingly sophisticated algorithms, modeling has opened up new p...
Published 1 February 2014
Article
Making better decisions over time
Managers make a wide range of decisions, from routine calls they face on a recurring basis, to large-scale¦strategic decisions they may encounter just once in their careers. For issues that are oft...
Published 6 January 2014
The four categories of decision making
Article
The four categories of decision making
Decisions are a part of life and while they range in complexity, we face various decisions on a daily basis. But how can we best make decisions that lead to optimal outcomes? With an ever-growing w...
Published 13 November 2013
Article
What makes strategic decisions different: You have to know what kind of decision you're making in order to make it well
The past decade has seen a wealth of research on decision making, much of it not only useful but also fascinating to read. At the same time, a growing chorus has noted that business executives, in ...
Published 6 November 2013
Article
Best business books 2012: Strategy
In 2005, only 44 of the companies on Fortune’s Global 500 list were from emerging markets. In 2010, there¦were 113 emerging-market companies on the list, an increase of more than 150 percent. What ...
Published 27 November 2012
CEO Roundtable
Article
CEO Roundtable
The research trends on corporate governance and boards suggest that the board today must be active and engaged to be relevant in the changing, global world. This contrasts with the historic, agency...
Published 10 September 2012
Article
Robert S. McNamara and the evolution of modern management
When the name Robert S. McNamara is mentioned, one thought usually springs to mind: the tragedy of Vietnam. But McNamara's career was brilliant long before he served as secretary of defense under p...
Published 1 December 2010
Article
When growth stalls
The author reviews the article "When growth stalls" written by Matthew S. Olson, Derek van Bever and Seth Verry.
Published 1 July 2008
Article
Fast competition and flat denial
As in the past, many of the books about strategy published in the last year employ a familiar set of buzzwords. They advise to "think big", to "outsmart", and to "break through". Managers may find ...
Published 1 February 2008
Article
Misunderstanding the nature of company performance: The halo effect and other business delusions
The article discusses various research reports evaluating companies' performance and the inherent flaws within some research data. Valid data is sometimes lacking within many influential studies an...
Published 1 August 2007
Article
From halo to hell
First identified by US psychologist Edward Thorndike in 1920, the Halo Effect describes how an overall impression shapes specific judgments. In business, a company's overall performance -- usually ...
Published 1 June 2007
Article
By invitation: The halo effect, and other managerial delusions
The author discusses the difficulty of quantifying corporate performance -either success or failure. Business books, case studies, and articles that claim to provide a framework for success are oft...
Published 1 January 2007
Article
The new American Challenge: Foreign multinationals in the United States
In the 1960s, the presence of US firms in Europe was described as the 'American Challenge.' Now, as European and Japanese firms have rapidly increased their investment in the US, they face a new 'A...
Published 1 May 1994
How managers let themselves be deceived
The Halo Effect - Updated ed.
Programs
On campus
Orchestrating Winning Performance

Reset for sustainable and inclusive growth

IMD's signature program, OWP, brings you the latest business trends, thought leadership and insights to revitalize your business, drive innovation and lead you forward. Fully customizable schedule. For executives and teams.

Location: Lausanne Length: 5 days Fee: CHF 10,900 Next start: 26 June 2023
On campus
Transition to Business Leadership

Transforming managers into leaders

Designed to help you take the step up to enterprise leadership. You will make this move quickly and successfully through a unique combination of personal leadership development with coaching, strategy, execution and managing organizational change.

Location: Lausanne Length: 2 x 2 weeks on campus, plus 3 liVe virtual modules Fee: CHF 30,000 Next start: 3 October 2022