Publications

Article

Detecting Adversarial Attacks via Subset Scanning of Autoencoder Activations and Reconstruction Error

By: Celia Cintas, Skyler Speakman, Victor Akinwande, William Ogallo, Komminist Weldemariam, Srihari Sridharan and Edward McFowland III

Reliably detecting attacks in a given set of inputs is of high practical relevance because of the vulnerability of neural networks to adversarial examples. These altered inputs create a security risk in applications with real-world consequences, such as self-driving... View Details

Keywords: Autoencoder Networks; Pattern Detection; Subset Scanning; Computer Vision; Statistical Methods And Machine Learning; Machine Learning; Deep Learning; Data Mining; Big Data; Large-scale Systems; Mathematical Methods; Analytics and Data Science

Based on a ten-year examination of control systems in over 50 U.S. businesses, this book broadens the definition of control and establishes a critical bridge between the disciplines of strategy and accounting and control. In addition to the more traditional diagnostic... View Details

23 Apr 2012
Research & Ideas

How to Brand a Next-Generation Product

very deliberate effort to market the iPad as a sibling to the Mac. Macs keep their names with each successive upgrade, analysts noted, while iPhones sport sequential numbers and letters to indicate improvements. “Consumers don't... View Details

Keywords: by Carmen Nobel

October 2017
Article

Progress In Interoperability: Measuring US Hospitals' Engagement In Sharing Patient Data

By: A Jay Holmgren, Vaishali Patel and Julia Adler-Milstein

Achieving an interoperable health care system remains a top US policy priority. Despite substantial efforts to encourage interoperability, the first set of national data in 2014 suggested that hospitals’ engagement levels were low. With 2015 data now available, we... View Details

Keywords: Health; Technology; Electronic Health Records; Health Care and Treatment; Data and Data Sets; Technology Networks; Policy; United States

2009
Working Paper

Corrigendum to 'Resource-Monotonicity for House Allocation Problems'

By: Bettina-Elisabeth Klaus and Lars Ehlers

Ehlers and Klaus (2003) study so-called house allocation problems and claim to characterize all rules satisfying efficiency, independence of irrelevant objects, and resource-monotonicity on two preference domains (Ehlers and Klaus, 2003, Theorem 1).... View Details

Keywords: Equality and Inequality; Resource Allocation

October 2003 (Revised November 2006)
Case

GE's Talent Machine: The Making of a CEO

By: Christopher A. Bartlett and Andrew N. McLean

GE believes its ability to develop management talent is a core competency that represents a source of sustainable competitive advantage. This case traces the development of GE's rich system of human resource policies and practices under five CEOs in the post-war era,... View Details

Keywords: Decision Choices and Conditions; Capital; Selection and Staffing; Leadership Development; Management Succession; Corporate Strategy

Article

Priced and Unpriced Online Markets

By: Benjamin Edelman

With forces both supporting and opposing zero prices, typical Internet-related activities—like surfing the web, web searches, and e-mail, along with behind-the-scenes practices like domain names and the allocation of IP (Internet Protocol) addresses—present a natural... View Details

Keywords: Cost vs Benefits; Price; Market Transactions; Service Operations; Internet

December 2023
Case

TikTok: The Algorithm Will See You Now

By: Shikhar Ghosh and Shweta Bagai

In a world where attention is a scarce commodity, this case explores the meteoric rise of TikTok—an app that transformed from a niche platform for teens into the most visited domain by 2021—surpassing even Google. Its algorithm was a sophisticated mechanism for... View Details

Keywords: Social Media; Applications and Software; Disruptive Innovation; Business and Government Relations; International Relations; Cybersecurity; Culture; Technology Industry; China; United States; India

19 Dec 2023
Research & Ideas

15 Podcast Episodes That Grabbed Listeners in 2023

much like jazz. He also shares stories about a former president's photo and the acquisition of a television system to illustrate strategies for succeeding at the bargaining table. Jill Avery on Building a Winning Brand Portfolio What can... View Details

Keywords: by Danielle Kost

2022
Article

A Human-Centric Take on Model Monitoring

By: Murtuza Shergadwala, Himabindu Lakkaraju and Krishnaram Kenthapadi

Predictive models are increasingly used to make various consequential decisions in high-stakes domains such as healthcare, finance, and policy. It becomes critical to ensure that these models make accurate predictions, are robust to shifts in the data, do not rely on... View Details

Keywords: AI and Machine Learning; Research and Development; Demand and Consumers

13 Mar 2025
HBS Seminar

Sonny Tambe, Wharton

2022
Working Paper

Rethinking Explainability as a Dialogue: A Practitioner's Perspective

By: Himabindu Lakkaraju, Dylan Slack, Yuxin Chen, Chenhao Tan and Sameer Singh

As practitioners increasingly deploy machine learning models in critical domains such as healthcare, finance, and policy, it becomes vital to ensure that domain experts function effectively alongside these models. Explainability is one way to bridge the gap between... View Details

Keywords: Natural Language Conversations; AI and Machine Learning; Experience and Expertise; Interactive Communication; Business and Stakeholder Relations

TeachingInterests

Tuck MBA Program

VG is the most popular teacher in the Tuck MBA Program. VG has been named in BusinessWeek’s Guide to Best Business Schools as an outstanding teacher. His current courses focus on Implementing Strategy and his research on Global Leadership's research on... View Details

17 Oct 2019
News

How Artificial Intelligence Is Changing Health Care Delivery

June 2025
Article

What Board-level Control Mechanisms Changed in Banks Following the 2008 Financial Crisis? A Descriptive Study

By: Shelly Li, Shivram Rajgopal, Suraj Srinivasan and Yu Ting Forester Wong

Following the 2008 financial crisis, the Financial Crisis Inquiry Commission (FCIC) identified major shortcomings in bank board governance, contributing to systemic risk management failures. This study adapts a management control framework and empirically examines... View Details

Keywords: Board Of Directors; Management Control; Governing and Advisory Boards; Governance Controls; Risk Management; Change Management; Banks and Banking; Financial Crisis

SSRN

January 1998 (Revised April 1998)
Case

Lincoln Electric: Venturing Abroad

By: Christopher A. Bartlett and Jamie O'Connell

Lincoln Electric, a 100-year-old manufacturer of welding equipment and consumables based in Cleveland, Ohio, motivates its U.S. employees through a culture of cooperation between management and labor and an unusual compensation system based on piecework and a large... View Details

Keywords: Acquisition; Restructuring; Transformation; Construction; Compensation and Benefits; Management; Market Entry and Exit; Labor and Management Relations; Competitive Advantage; Expansion; Manufacturing Industry; Ohio

May 1998 (Revised October 2001)
Case

Taco Bell Inc. (1983-1994)

By: Lynda M. Applegate, Leonard A. Schlesinger and Dave DeLong

Details the actions of John Martin, newly named CEO, as he leads Taco Bell through a decade of incremental and radical changes. By the end of the case, total system sales within Taco Bell, a Mexican style fast-food restaurant chain and a division of PepsiCo, have grown... View Details

Keywords: Business Subsidiaries; Transformation; Economic Growth; Food; Leadership Style; Growth and Development Strategy; Organizational Design; Performance Effectiveness; Food and Beverage Industry; Service Industry; Mexico

2015
Chapter

The Fourth Wave: Business Management and Business Education in the Age of the Anthropocene

By: Andrew J. Hoffman and John Ehrenfeld

Sustainability has become mainstream in both management practice and management research. Firms incorporate sustainability strategies into their core mission. University administrators promote sustainability as central to their curricula. Scholars pursue sustainability... View Details

Keywords: Environmental Sustainability; Social Issues; Natural Environment; Leading Change; Management Systems

2015
Chapter

Deep Smarts as the Underpinnings of Dynamic Capabilities

By: Dorothy A. Leonard and Michelle Barton

Both ordinary and dynamic capabilities depend upon the deep smarts, i.e., business-critical, experience-based knowledge, held in the heads of an organization’s top talent. This chapter examines the links between individual and organizational capabilities and presents... View Details

Keywords: Management Skills; Experience and Expertise; Innovation and Invention