Phil Rosenzweig

Emeritus Professor of Strategy and International Management

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Phil Rosenzweig is Emeritus 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, the 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 getAbstract and 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 an assistant professor at Harvard Business School from 1990 to 1996. Prior to his academic experience, he worked with Hewlett-Packard 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.

Academic publications
Article
Why is managing in the United States so difficult for European firms?
As European multinational corporations (MNC) have rapidly increased their investment in the US, many have encountered serious problems in managing their US affiliates. Some challenges are encounter...
Published 1 March 1994
Article
The choice of entry mode in sequential foreign direct investment
This study uses a dynamic model to analyze sequential entries into the US from 1975 to 1992. The findings show that several independent variables which explain a firm's initial mode of entry do not...
Published 1 August 2001
Article
Influences on human resource management practices in multinational corporations
An examination is made of human resource management (HRM) practices in 249 US affiliates of foreign-based multinational corporations (MNC). It is shown that in general affiliate HRM practices close...
Published 1 May 1994
Article
Managing the new global workforce: Fostering diversity, forging consistency
As the result of rapid foreign investment, many multinational firms now have workforces that are spread across continents and countries, and that include an increasingly complex blend of cultures a...
Published 1 December 1998
Article
When can management science research be generalized internationally?
Discussion about international generalizability has rarely addressed the full scope of management science research. A number of obstacles to international generalizability are identified, and how t...
Published 1 January 1994
Article
Industry and regional patterns in sequential foreign market entry
This study empirically investigates industry and region of origin patterns of sequential foreign market entry by multinational corporations (MNCs) at the line of business level. The authors use eve...
Published 12 November 1998
Insight for Executives
How to strategize your way out of complex problems
Article
How to strategize your way out of complex problems
In Solvable, Arnaud Chevallier and Albrecht Enders have developed a three-step process for complex problem solving: frame, explore and decide.
Published 10 June 2022
Geographical location – or helping to create it – dictates companies’ success
Article
Geographical location – or helping to create it – dictates companies’ success
To boost company performance, executives must support the competitiveness of their countries and embrace public-private collaboration to help articulate and implement national strategy, say IMD Pro...
Published 29 April 2022
How China’s retail revolution puts consumers’ needs at the center
Article
How China’s retail revolution puts consumers’ needs at the center
China’s retail revolution draws on convenience and technology to fulfil customer needs in innovative ways.
Published 24 January 2022
The value of everything: making and taking in the global economy
Article
The value of everything: making and taking in the global economy
How do market forces value – or undervalue – contributions of labor, capital, and the public sector?
Published 21 July 2021
The value of everything: making and taking in the global economy
Article
The value of everything: making and taking in the global economy
The role of the financial sector, which Mazzucato takes up in chapters 4 through 6, where she addresses “casino capitalism” and the “financialization of the real economy”. Does the financial system...
Published 21 July 2021
The value of everything: making and taking in the global economy
Article
The value of everything: making and taking in the global economy
What is the goal of maximizing shareholder value and the use of corporate assets for share buybacks?
Published 21 July 2021
What is the relative importance of the public sector and its role in creating prosperity – with implications for public spending and taxation?
Article
What is the relative importance of the public sector and its role in creating prosperity – with implications for public spending and taxation?
What is the relative importance of the public sector and its role in creating prosperity – with implications for public spending and taxation?
Published 21 July 2021
From your personal or professional experience, what other example of gender bias can you think of?  What is the source of this bias, and how serious is the effect?
Article
From your personal or professional experience, what other example of gender bias can you think of?  What is the source of this bias, and how serious is the effect?
From your personal or professional experience, what other example of gender bias can you think of? What is the source of this bias, and how serious is the effect?
Published 1 May 2021
Of the many examples of gender bias provided in this book, which do you find most striking, or surprising, or memorable?
Article
Of the many examples of gender bias provided in this book, which do you find most striking, or surprising, or memorable?
Of the many examples of gender bias provided in this book, which do you find most striking, or surprising, or memorable? We look forward to discussing your answers related to the book of the month
Published 1 May 2021
Thinking of your particular circumstances – personal or professional – how can you draw upon the insights of this book to take action?
Article
Thinking of your particular circumstances – personal or professional – how can you draw upon the insights of this book to take action?
Thinking of your particular circumstances – personal or professional – how can you draw upon the insights of this book to take action? We look forward to discussing your answers related to the book...
Published 1 May 2021
Phil’s Book Club: Review of The Ride of a Lifetime
Article
Phil’s Book Club: Review of The Ride of a Lifetime
Our book for April, The Ride of a Lifetime by Disney CEO Robert Iger, was published in 2019 and has been a major best-seller. I picked it for a few reasons: it tells the story of a man’s career, so...
Published 22 April 2021
How business people should read books
Article
How business people should read books
No doubt you have your personal favorite kind of reading, whether novels or science fiction, mysteries or adventure or some other genre that gives you pleasure.
Published 18 March 2021
Book Club: 2021 reading list
Article
Book Club: 2021 reading list
Each month, we will discuss one book, and add a new book to the list, so you will always be able to plan ahead.
Published 17 March 2021
Why business leaders should join a book club
Article
Why business leaders should join a book club
In a world of 24-hour news cycles, podcasts and webinars, Tweets and Ted Talks, is there still a role for books? The answer, of course, is: Yes.
Published 8 March 2021
Article
員工對工作滿意,公司績效就會好?30年商管專家:未必!
The halo effect is a psychological phenomenon that creates and maintains a consistent and coherent impression internally to reduce cognitive dissonance. In addition to reducing cognitive confusion,...
Published 14 January 2021
Article
O que torna as decisões estratégicas diferentes
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 27 April 2017
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 16 March 2016
Article
How to use decision models
The article offers suggestions on using strategic decision¦models in business. It is suggested that executives should ask themselves before using a model on whether they directly influence the outc...
Published 26 September 2014
Article
A head for good decision; winning decisions require two different skills - left brain and the right stuff
Left brain is shorthand for a deliberate and analytical approach to problem solving. It’s a bit of a misnomer,¦because both of the brain’s hemispheres are used in many tasks. Problem solving isn’t ...
Published 16 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 11 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 14 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
What makes strategic decisions different
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 1 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
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
L'effet halo, ou les mirages de la performance
L'effet halo consiste à inférer d'une impression générale une caractéristique spécifique. C'est ce qui a poussé les Américains à évaluer négativement l'ensemble de la politique du président Bush ap...
Published 1 October 2009
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
Learn to stay on track for transaction success
Given the importance of transactions in business, companies would do well to learn from their successes and failures. Yet as simple as it may seem, learning from experience is not easy. Many compan...
Published 28 September 2006
Article
The fruitless search for certainty
Dozen of business books claim to offer a formula that can guarantee success. But as the author explains in this article, these theories are invariably built around delusions that fail to account fo...
Published 7 April 2006
Article
Strategies for managing diversity
Diversity has become a management buzzword over the past decade and many companies have proclaimed their commitment to it. Diversity allows multinationals to present a local face and provides them ...
Published 6 March 1998
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
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 1 January 0001
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 1 January 0001
How managers let themselves be deceived
The Halo Effect - Updated ed.