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- January 2023 (Revised April 2024)
- Case
First to Fight? Culture, Tradition, and the United States Marine Corps (USMC)
By: Ranjay Gulati, Akhil Iyer and Joel Malkin
Over a history of more than 240 years, the United States Marine Corps has forged a distinct culture and institutional identity centered on its “warrior ethos.” In the wars of American history, Marines fought with uncommon valor, rising to international prominence for... View Details
- January 2023 (Revised June 2024)
- Supplement
Zaoui & Co. (B): Executing the Odyssey SPAC Transaction
By: Ashish Nanda, Alex Kitsberg and Zack Kurtovich
In September 2019, founding partners Michael and Yoel Zaoui decided to add principal investing to Zaoui & Co.’s offerings. The case outlines how, over the next two years, Zaoui & Co. pursued the formation of a SPAC, Odyssey Acquisitions, followed by the identification... View Details
Keywords: Finance; Investment Banking; SPACs; M＆A; Strategy; Entrepreneurship; Europe; United Kingdom
- January 2023
- Module Note
Network Effects in Technology
By: Andy Wu and Matt Higgins
In business and strategy contexts, network effects are often accompanied by bandwagon (or herding) effects, positive feedback loops (or accumulated advantage effects), and market tipping (or winner-take-all dynamics). Though these phenomena are often grouped together... View Details
- January 2023 (Revised August 2023)
- Case
Nick Saban: Embracing 'The Process' of Sustaining Success
By: Ranjay Gulati and Eppa Rixey
Nick Saban, head coach of the University of Alabama football team from 2007-2022, fielded teams that won 183 of 208 games (88%), including a record-tying six national championships. Saban’s approach to coaching, known to many as “The Process,” and the consistent... View Details
Keywords: Purpose; Leadership And Managing People; Football; Recruiting; Talent Acquisition; Talent And Talent Management; Talent Development And Retention; Organization Change And Adaptation; Organizational Behavior; Sports; Leadership; Leadership Development; Organizational Culture; Organizational Change and Adaptation; Sports Industry; United States
- 2023
- Working Paper
The Subjective Expected Utility Approach and a Framework for Defining Project Risk in Terms of Novelty and Feasibility—A Response to Franzoni and Stephan (2023), ‘Uncertainty and Risk-Taking in Science’
In their Discussion Paper, Franzoni and Stephan (F&S, 2023) discuss the shortcomings of existing peer review models in shaping the funding of risky science. Their discussion offers a conceptual framework for incorporating risk into peer review models of research... View Details
- 2022
- Article
Efficiently Training Low-Curvature Neural Networks
By: Suraj Srinivas, Kyle Matoba, Himabindu Lakkaraju and Francois Fleuret
Standard deep neural networks often have excess non-linearity, making them susceptible to issues such as low adversarial robustness and gradient instability. Common methods to address these downstream issues, such as adversarial training, are expensive and often... View Details
Keywords: AI and Machine Learning
- November 2022 (Revised October 2024)
- Case
'A Marshall Plan for Africa': James Mwangi and Equity Group Holdings
By: Caroline M. Elkins, Debora L. Spar, Zeke Gillman and Julia M. Comeau
Financial Inclusion. Dignity. Trust. These were the core principles driving James Mwangi’s transformation of Equity Building Society, insolvent in 1991, into what is, today, Equity Group Holdings, East and Central Africa’s largest retail banking institution. Raised in... View Details
- November 2022
- Article
My Boss' Passion Matters as Much as My Own: The Interpersonal Dynamics of Passion Are a Critical Driver of Performance Evaluations
By: Jon M. Jachimowicz, Andreas Wihler and Adam D. Galinsky
Companies often celebrate employees who successfully pursue their passion. Academic research suggests that these positive evaluations occur because of the passion percolating inside the employee. We propose that supervisors are also a key piece of this puzzle:... View Details
- November–December 2022
- Article
To See the Way Forward, Look Back
By: Ranjay Gulati
Most business leaders focus on the future much more than on the past, believing that their job is to embrace disruption and innovation, transform their organizations, and explore new frontiers. But decades of research on companies worldwide shows that most successful... View Details
- September 2022
- Case
Proactive for Her
By: Rembrand Koning and Kairavi Dey
Proactive for Her began amid the COVID-19 pandemic, in August 2020 as a digital platform to provide accessible, evidence-based, primary, preventive non-judgmental healthcare services for Indian women, who were often dissuaded from seeking help as premarital sex and... View Details
- 27 Jun 2022
- Lecture
The Power of Trust
By: Sandra J. Sucher
We were delighted to be joined by Professor Sandra Sucher of Harvard Business School, a leading researcher on management practice and the author of The Power of Trust, to explore the core elements underpinning trust in business and to talk about some real-world... View Details
- June 2022 (Revised October 2022)
- Case
Can Goodr Fight Food Insecurity at Scale?
By: Daniel Isenberg and William R. Kerr
Jasmine Crowe founded Goodr to redirect food waste to people in need. Now a profitable enterprise, she’s searching for Series A funding and encountering pushback. Scaling and contract concerns are also at the forefront of her mind, but so are her values. Feeding... View Details
- 2022
- Other Teaching and Training Material
Organizational Behavior Reading: Managing Differences
By: Robin Ely and Colleen Ammerman
This reading provides principles and practices managers can draw upon to leverage differences in social identities - such as gender and race - to create more effective work relationships, teams, and organizations. The Essential Reading's first section draws upon... View Details
- April 2022
- Case
Mastercard: Creating a World Beyond Cash
In late 2021, Mastercard CEO Michael Miebach and Chairman and former CEO Ajaypal “Ajay” Banga considered how Mastercard could best position itself for continued success in the years to come. Since Mastercard’s initial public offering in 2006, the company had grown and... View Details
Keywords: Technological Innovation; Leadership; Leading Change; Organizational Culture; Business Strategy; Change; Change Management; Money; Cash; Credit; Financial Institutions; Banks and Banking; Central Banking; Financial Instruments; Credit Cards; Financial Markets; Globalization; Innovation and Invention; Innovation and Management; Innovation Strategy; Leadership Style; Competitive Advantage; Corporate Strategy; Diversification; Information Technology; Banking Industry; Financial Services Industry; North and Central America; United States; New York (state, US)
- April 2022 (Revised May 2022)
- Case
Mastercard Labs (A)
When Ajaypal (Ajay) Banga became the CEO of Mastercard in 2010, he shifted the company’s competitive focus from card networks to cash itself. Mastercard’s new vision of a “World Beyond Cash” distilled into a three-pronged framework: Grow the core business, Diversify... View Details
Keywords: Organizational Behavior; Culture; Culture Change; Organizational Adaptation; Organizational Effectiveness; Alignment; Leadership; Leadership Development; Innovation; Innovation Ecosystems; Ecosystem; Diversity; Collaboration; Co-creation; Learning Organizations; Empowerment; Globalization; Agility; Prototype; Experiment; Partnerships; Operating Model; Risk Management; Metrics; Payments; Financial Inclusion; Financial Industry; Ambidexterity; Corporate Innovation; Innovation Lab; Digital Transformation; Digital Strategy; Credit Cards; Innovation Leadership; Organizational Culture
- April 2022 (Revised May 2022)
- Case
Mastercard Labs (A) (Abridged)
When Ajaypal (Ajay) Banga became the CEO of Mastercard in 2010, he shifted the company’s competitive focus from card networks to cash itself. Mastercard’s new vision of a “World Beyond Cash” distilled into a three-pronged framework: Grow the core business, Diversify... View Details
Keywords: Organizational Behavior; Culture; Organizational Culture; Culture Change; Organizational Adaptation; Organizational Effectiveness; Alignment; Leadership; Leadership Development; Innovation; Innovation Ecosystems; Diversity; Collaboration; Co-creation; Learning Organizations; Empowerment; Ecosystem; Agility; Prototype; Experiment; Partnerships; Operating Model; Risk Management; Metrics; Payments; Financial Inclusion; Financial Industry; Ambidexterity; Corporate Innovation; Innovation Lab; Accelerator; Start-up; Intrapreneurship; Competitive Strategy; Business Model; Technological Innovation; Growth and Development Strategy; Digital Transformation
- March 2022
- Module Note
International Macroeconomics with Global Crises
By: Alberto Cavallo
This note introduces a module of cases used at Harvard Business School (HBS) to teach fundamental concepts of international macroeconomics through the discussion of global crises. First, to provide context, it gives a brief overview of the module. Then, it describes... View Details
- March 2022 (Revised February 2023)
- Case
Pakistan Rising: Bazaar's Growth Story (A)
By: Paul A. Gompers and Gamze Yucaoglu
The case opens in September 2021 as Hamza Jawaid and Saad Jangda, co-founders of Bazaar technologies (Bazaar), the Pakistani high growth B2B e-commerce marketplace, are contemplating whether the year-and-a half old startup should also venture into offering financing to... View Details
- March 2022
- Supplement
Pakistan Rising: Bazaar's Growth Story (B)
By: Paul A. Gompers and Gamze Yucaoglu
The case opens in January 2022 as Hamza Jawaid and Saad Jangda, co-founders of Bazaar technologies (Bazaar), the Pakistani high growth B2B e-commerce marketplace, are looking over the performance of the newly launched “buy now, play later” feature. The traction looks... View Details
- Article
A Better Way to Assess Managerial Performance
Total shareholder return (TSR) has become the definitive metric for gauging performance. Unlike accounting measures such as revenue growth or earnings per share that reflect the past, TSR is based on share price and thus captures investor expectations of what will... View Details