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2025
Article

Statistical Inference for Heterogeneous Treatment Effects Discovered by Generic Machine Learning in Randomized Experiments

By: Kosuke Imai and Michael Lingzhi Li

Researchers are increasingly turning to machine learning (ML) algorithms to investigate causal heterogeneity in randomized experiments. Despite their promise, ML algorithms may fail to accurately ascertain heterogeneous treatment effects under practical settings with... View Details

Keywords: AI and Machine Learning; Mathematical Methods; Analytics and Data Science

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January–February 2025
Article

Want Your Company to Get Better at Experimentation?: Learn Fast by Democratizing Testing

By: Iavor Bojinov, David Holtz, Ramesh Johari, Sven Schmit and Martin Tingley

For years, online experimentation has fueled the innovations of leading tech companies, enabling them to rapidly test and refine new ideas, optimize product features, personalize user experiences, and maintain a competitive edge. The widespread availability and lower... View Details

Keywords: Technological Innovation; AI and Machine Learning; Analytics and Data Science; Product Development; Competitive Advantage

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December 2024
Case

WayCool: Addressing Food Loss

By: Rajiv Lal and Kairavi Dey

Headquartered in Chennai, India, WayCool started by focusing on solving the growing challenge of food losses and low farmer incomes. Dasari and Jayaraman, surprised at the amount of fruits and vegetables lost in the agricultural supply chain, set up the company with... View Details

Keywords: Agribusiness; Entrepreneurship; Agriculture and Agribusiness Industry; Asia; India; Bangalore

December 5, 2024
Article

A Consensus Definition of Creativity in Surgery: A Delphi Study Protocol

By: Alex Thabane, Tyler McKechnie, Phillip Staibano, Vikram Arora, Goran Calic, Jason W. Busse, Sameer Parpia and Mohit Bhandari

Introduction
Clear definitions are essential in science, particularly in the study of abstract phenomena like creativity. Due to its inherent complexity and domain-specific nature, the study of creativity has been complicated, as evidenced by the various... View Details

Keywords: Creativity; Health Care and Treatment; Outcome or Result; Measurement and Metrics

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November 2024
Case

Demond Martin and WellWithAll

By: Hise Gibson, Archie L. Jones and Ai-Ling Jamila Malone

This case study chronicles the transformative entrepreneurial path of Demond Martin, co-founder and CEO of WellWithAll, a health and wellness startup. Motivated by a pivotal life experience and deep concern for racial health inequities, Martin transitions from a... View Details

November 2024
Case

FedEx Cyberattack (A): Navigating the NotPetya Storm

By: Hise Gibson, Frank Nagle, Alicia Dadlani and Martha Hostetter

In 2017, FedEx’s European division — acquired the year before for $5 billion — was hit by a devastating cyberattack that destroyed thousands of computers and business systems across several countries. Corporate Chief Information Officer Rob Carter put the company’s... View Details

Keywords: Cybersecurity; Transportation Industry; United States; Europe

November 2024 (Revised January 2025)
Case

Precision Agriculture at AGCO

By: Rajiv Lal, Alicia Dadlani and Ai-Ling Jamila Malone

In 2024, AGCO, a leading agricultural equipment manufacturer, sought to improve its customers net farm income by 20% over five years by becoming a comprehensive one-stop precision agriculture solutions provider and strengthening its dual channel sales approach –... View Details

Keywords: Agriculture and Agribusiness Industry

November 2024
Case

AlphaGo (A): Birth of a New Intelligence

By: Shikhar Ghosh and Shweta Bagai

This case, the first of a three-part series, traces DeepMind's evolution from its 2010 founding through its acquisition by Google in 2014. Often referred to as the "Apollo project" of artificial intelligence, DeepMind used games as a testing ground to develop AI... View Details

Keywords: AI and Machine Learning; Game Theory; Technology Adoption; South Korea; China; United States

November 2024
Case

Group AMANA: Built to Last

By: Hise Gibson and Fares Khrais

"The case chronicles the Bsaibes brothers’ journey in founding and operating Group AMANA; a contracting business founded in 1993, based in the United Arab Emirates with operations across the Middle East. Over the years, the business found itself grappling with major... View Details

Keywords: Construction Industry; Middle East; Saudi Arabia; United Arab Emirates

November 2024
Teaching Note

Mercado Bitcoin: M&A, IPO, or Series B?

By: Raymond Kluender, Emanuele Colonnelli and Sabrina Howell

Teaching Note for HBS Case No. 825-047. In April 2021, Brazilian cryptocurrency platform Mercado Bitcoin, had to decide how to scale: go public, M&A with a bank, or take a VC big check. In a highly volatile market, Roberto Dagnoni, chairman of the board, viewed the... View Details

November 2024 (Revised December 2024)
Case

Moonfare and the Democratization of Private Equity

By: Victoria Ivashina and Srimayi Mylavarapu

Founded in 2016, Moonfare headquartered in Europe, was a pioneer in the “democratization” of private equity investments. Historically, private equity was accessible only to institutional investors like pension funds, endowments, sovereign wealth funds, and large family... View Details

November–December 2024
Article

Group Size and Its Impact on Diversity-Related Perceptions and Hiring Decisions in Homogeneous Groups

By: Aneesh Rai, Edward H. Chang, Erika Kirgios and Katherine L. Milkman

Why do some homogeneous groups face backlash for lacking diversity, whereas others escape censure? We show that a homogeneous group’s size changes how it is perceived and whether decision makers pursue greater diversity in its ranks. We theorize that people make... View Details

Keywords: Diversity; Perception; Decision Making; Groups and Teams; Selection and Staffing; Size

November–December 2024
Article

High-Status Teammates: Award Evaluation in the National Basketball Association

By: Dominika Kinga Randle and Letian Zhang

Social evaluations proceed in stages. First, judges filter a broad pool of candidates and pick a subset for detailed assessment. Then, the chosen group undergoes a closer examination, during which winners are selected. At both stages of the process, judges are... View Details

Keywords: Performance Evaluation; Prejudice and Bias; Groups and Teams; Status and Position; Sports Industry

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November–December 2024
Article

Loss of Peers and Individual Worker Performance: Evidence From H-1B Visa Denials

By: Prithwiraj Choudhury, Kirk Doran, Astrid Marinoni and Chungeun Yoon

We study how restrictive immigration policies that result in the unexpected loss of co-workers affect the performance of skilled migrants employed in organizations. Specifically, we examine the impact of the loss of team members on their co-workers’ performance in... View Details

Keywords: Immigration; Performance Productivity; Employees; Human Capital; Ethnicity; Groups and Teams

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2024
Article

Political Polarization and Finance

By: Elisabeth Kempf and Margarita Tsoutsoura

We review an empirical literature that studies how political polarization affects financial decisions. We first discuss the degree of partisan segregation in finance and corporate America, the mechanisms through which partisanship may influence financial decisions, and... View Details

Keywords: Government and Politics; Investment Portfolio; Decisions; Governance

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October 2024
Teaching Plan

Teamworks: Tackling a Forecasting Fumble

By: Lou Shipley and Stacy Straaberg

In late March 2018, Teamworks CEO Zach Maurides learned Q1 2018 sales were at risk for a large forecasting miss. Founded in 2004, Teamworks’s software application assisted support staff in messaging, scheduling, and sharing documents with collegiate and professional... View Details

Keywords: Acquisition; Business Growth and Maturation; Communication Strategy; Decisions; Forecasting and Prediction; Business Cycles; Technological Innovation; Sports; Growth and Development Strategy; Resource Allocation; Marketing; Sales; Business Strategy; Expansion; Sports Industry; Technology Industry; United States; North Carolina

October 2024
Supplement

Hakluyt: from Corporate Intelligence to Trusted Advisors (B)

By: Joseph B. Fuller and Lena Duchene

This case is a continuation of an earlier study chronicling Hakluyt & Company (Hakluyt)’s transformation from an obscure boutique to a global corporate advisory firm with an outsized reputation. In August 2024, the firm faced a pivotal moment as managing partner Varun... View Details

October 2024 (Revised December 2024)
Case

Kering Eyewear

By: Rohit Deshpandé, Dante Roscini and Elena Corsi

In June 2024, Roberto Vedovotto, CEO of Kering Eyewear, prepared to discuss the future of the recently acquired brands LINDBERG, a Danish optical eyewear brand, and Maui Jim, an American sunglasses brand. Vedovotto founded Kering Eyewear in 2014, convincing... View Details

Keywords: Marketing Strategy; Brands and Branding; Product Marketing; Apparel and Accessories Industry; Apparel and Accessories Industry; Apparel and Accessories Industry; Italy; Europe

October 2024
Supplement

NOW PT (A)

By: George A Riedel, Allison J. Wigen and Dave Habeeb

Pre-Abstract: Instructors should consider the timing of making videos available to students, as they may reveal key case details.

Abstract: In fall 2021, a team of students from the HBS Impact Investing Fund considered Neurologic Optimal Wellness Physical... View Details

Keywords: Health Care and Treatment; Medical Specialties; Investment; Business Model; Health Industry; United States

October 2024
Supplement

NOW PT (B)

By: George A Riedel, Allison J. Wigen and Dave Habeeb

Pre-Abstract: Instructors should consider the timing of making videos available to students, as they may reveal key case details.

Abstract: In fall 2021, a team of students from the HBS Impact Investing Fund considered Neurologic Optimal Wellness Physical... View Details

Keywords: Health Care and Treatment; Medical Specialties; Business Model; Investment; Health Industry; United States

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