Publications
Publications
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(1,685)
- Faculty Publications (483)
- 2025
- Working Paper
Computed Tomography (CT)--Beyond Traditional X-Rays: Case Histories of Transformational Advances
By: Amar Bhidé, Srikant M. Datar and Katherine Stebbins
This case history describes how Computed Tomography (CT) scanners - that combine Xrays
and computers to image soft tissues of the brain and other organs -- have become a widely used
diagnostic tool. Specifically, we chronicle the 1) initial development of CT... View Details
- 2025
- Working Paper
Gastrointestinal Endoscopy--Without Cutting In: Case Histories of Transformational Advances
By: Amar Bhidé, Srikant M. Datar and Katherine Stebbins
This case history describes how endoscopy transformed the diagnosis of ulcers, cancerous polyps, and other alimentary canal diseases and enabled “minimally invasive” surgeries to treat such diseases. Specifically, we chronicle how: 1) flexible glass fiber endoscopes... View Details
- 2025
- Working Paper
HIV Tests and AIDS Treatments—Containing a Fearsome Pandemic: Case Histories of Transformational Advances
By: Amar Bhidé, Srikant M. Datar and Katherine Stebbins
This case history describes how a diverse cast of characters, including public health organizations, research laboratories, for-profit healthcare companies, activists, and regulators, rolled back the outbreak of HIV/AIDS in just fifteen years. Moreover, as the case... View Details
- 2024
- Working Paper
Laparoscopy—Minimally Invasive Surgery: Case Histories of Transformational Advances
By: Amar Bhidé, Caitlin N. Bowler and Srikant M. Datar
We describe how operations through laparoscopes – tubular instruments inserted into abdominal cavities – revolutionized gynecological and other surgeries inside the abdomen, such as gall bladder removal. Specifically, we chronicle the 1) foundational contributions of... View Details
- 2025
- Working Paper
Magnetic Resonance Imaging—High Quality and Radiation Free: Case Histories of Transformational Advances
By: Srikant M. Datar, Amar Bhidé and Katherine Stebbins
This case history describes how Magnetic Resource Imaging (MRI) came to complement – and partially replace -- computed tomography (CT) imaging of soft tissue. Specifically, we chronicle 1) the development of foundational techniques and prototypes (through the 1970s);... View Details
- 2025
- Working Paper
Mammography - Early Detection, Precise Diagnoses: Case Histories of Transformational Advances
By: Amar Bhidé, Srikant M. Datar and Katherine Stebbins
This case history describes how the development of x-ray-based techniques and equipment (“mammography”) led to widespread screening for breast cancer and enabled “minimally invasive” biopsies of breast tumors. Specifically, we chronicle how: 1) new protocols and... View Details
- 2025
- Working Paper
Ultrasound Imaging--Cheap, Versatile, and Safe: Case Histories of Transformational Advances
By: Amar Bhidé, Srikant M. Datar and Katherine Stebbins
This case history describes how efforts on multiple fronts, including advocacy, training, and technological development, made ultrasound the second most commonly used diagnostic imaging technology (after X-rays). Specifically, we chronicle 1) ultrasound’s development... View Details
- July 2019
- Teaching Note
AT&T, Retraining, and the Workforce of Tomorrow
By: William R. Kerr and Carl Kreitzberg
A Teaching Note for the "AT&T, Retraining, and the Workforce of Tomorrow" case study (HBS#820-017). The case describes how AT&T designed and implemented a program to retrain 100,000 of its workers. The case first reviews the technological forces that compelled AT&T to... View Details
Keywords: AT＆T; Workforce; Future Of Work; Telecommunications; Unions; Technological Change; Layoffs; MOOCS; Strategic Planning; Employees; Training; Labor; Learning; Labor Unions; Technology Adoption; Talent and Talent Management; Transformation; Telecommunications Industry; Communications Industry; United States
- July 2019 (Revised May 2020)
- Case
AT&T, Retraining, and the Workforce of Tomorrow
By: William R. Kerr, Joseph B. Fuller and Carl Kreitzberg
By the late 2000s, rapid changes in the telecommunications industry forced AT&T’s management team to take on a task that CEO Randall Stephenson called the “biggest logistical challenge” they had ever seen: retraining 100,000 workers by 2020. In 2012, internal company... View Details
Keywords: AT＆T; Workforce; Skills; Future Of Work; Telecommunications; Unions; Technological Change; Layoffs; MOOCS; Strategic Planning; Employees; Training; Competency and Skills; Labor; Learning; Labor Unions; Technology Adoption; Talent and Talent Management; Telecommunications Industry; Communications Industry; United States
- July 2019
- Case
Autonomous Vehicles: Smooth or Bumpy Ride Ahead?
By: Elie Ofek and Akhil Waghmare
In early 2019, transportation was set to undergo a major transformation with the advent of autonomous vehicles (AVs), also referred to as driverless cars, which were nearing completion from an R&D and testing phase. Yet many questions remained open regarding exactly... View Details
- Article
Frame Flexibility: The Role of Cognitive and Emotional Framing in Innovation Adoption by Incumbent Firms
By: Ryan Raffaelli, Mary Ann Glynn and Michael Tushman
Why do incumbent firms frequently reject nonincremental innovations? Beyond technical, structural, or economic factors, we propose an additional factor: the degree of the top management team's (TMT) frame flexibility, i.e., their capability to cognitively expand an... View Details
- 2019
- Working Paper
The Effect of Payment Choices on Online Retail: Evidence from the 2016 Indian Demonetization
By: Chaithanya Bandi, Antonio Moreno, Donald Ngwe and Zhiji Xu
The Indian banknote demonetization in 2016 was one of the most significant international events of that year. Overnight, 86% of Indian currency in circulation was declared invalid unless exchanged for new bills. The sudden and unexpected demonetization constituted a... View Details
- May 2019 (Revised May 2020)
- Case
fidentiaX: The Tradable Insurance Marketplace on Blockchain
By: Alexander Braun, Lauren H. Cohen and Jiahua Xu
Three years ago, Alvin Ang and his partner founded fidentiaX in Singapore, with the ambition to create the world’s first marketplace for tradable insurance policies on blockchain. With a 26-page white paper, the start-up closed a successful fundraising round through an... View Details
- January 2019 (Revised October 2019)
- Case
Rural Taobao: Alibaba's Expansion into Rural E-Commerce
By: Tarun Khanna, Ryan Allen, Adam Frost and Wesley Koo
Alibaba's Rural Taobao initiative had been launched in 2014 as a public service initiative to increase e-commerce adoption in China’s remote rural areas. In the first two iterations of the initiative, dubbed “1.0” and “2.0,” Alibaba had partnered with local businesses... View Details
Keywords: Strategy; Business Growth; Ecommerce; Corporate Social Responsibility; Business And Government; Emerging Market; Digital Platforms; Internet and the Web; Emerging Markets; Rural Scope; Growth and Development Strategy; Competitive Strategy; Corporate Social Responsibility and Impact; Business and Government Relations; Decision Making; E-commerce; China
- December 2018 (Revised March 2021)
- Background Note
Modern Automation (A): Artificial Intelligence
By: William R. Kerr and James Palano
This primer is meant to be a field guide to the late 2010s' surge in business use of "Artificial Intelligence" (AI), or enterprise software based in machine learning. First, it provides an overview of the key trends—digitization, connectivity, the continuation of... View Details
- December 2018 (Revised February 2020)
- Case
Fishbowl: Scaling Up
By: Leslie K. John
Fishbowl is a social media app that allows professionals to connect with other relevant professionals both within their company and across industry. Unlike many other social media apps, on which users typically present idealized portraits of themselves, on Fishbowl,... View Details
Keywords: Communication Technologies; Customer Value; Value Chain; Interpersonal Communication; Talent and Talent Management; Customer Value and Value Chain; Entrepreneurship; Business Model; Growth and Development Strategy; Marketing Strategy; Advertising; Product Marketing; Digital Platforms; Consumer Behavior; Network Effects; Emotions; Motivation and Incentives; Trust; Applications and Software; Technology Adoption; Social Media; Technology Industry; Technology Industry; Technology Industry; Technology Industry; Technology Industry; United States
- 2018
- Chapter
The Orphan Drug Act at 35: Observations and an Outlook for the Twenty-First Century
By: Nicholas Bagley, Benjamin Berger, Amitabh Chandra, Craig Garthwaite and Ariel Dora Stern
On the 35th anniversary of the adoption of the Orphan Drug Act (ODA), we describe the enormous changes in the markets for therapies for rare diseases that have emerged over recent decades. The most prominent example is the fact that the profit-maximizing price of new... View Details
- October 2018
- Case
American Family Insurance and the Artificial Intelligence Opportunity
By: Rajiv Lal and Scott Johnson
Keywords: Artificial Intelligence; Machine Learning; Automation; Analytics; American Family; American Family Insurance; Insurance; Business Organization; Transformation; Talent and Talent Management; Employee Relationship Management; Innovation Strategy; Job Cuts and Outsourcing; Risk and Uncertainty; Mobile and Wireless Technology; Technology Adoption; Internet and the Web; Applications and Software; Corporate Strategy; AI and Machine Learning; Digital Transformation; Technology Industry; Technology Industry; Wisconsin
- September 2018 (Revised April 2019)
- Case
Sigfox: Building a Global IoT Network
By: Rajiv Lal, Mette Fuglsang Hjortshoej and Emilie Billaud
In 2018, Ludovic Le Moan and Christophe Fourtet, co-founders of the French tech startup Sigfox, reflected on the evolution of their venture and the way forward. Founded in 2009, Sigfox was a company that provided a global connectivity network for devices connected to... View Details
- Fall 2018
- Article
What Problems Will You Solve with Blockchain?: Before Jumping on the Bandwagon, Companies Need to Carefully Consider how Ledger Technologies Fit into their Overall Strategy
By: Teppo Felin and Karim R. Lakhani
Distributed ledger technologies — collectively known as blockchain — have burst onto the business scene, accompanied by a significant amount of hype.They are widely expected to disrupt existing industries and lead to the creation of new types of companies. Some of the... View Details