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- All HBS Web (430)
- Faculty Publications (225)
- April 1989 (Revised March 1993)
- Case
ProTech, Inc.
By: Thomas R. Piper
A company is considering the elimination of a product line. As part of that consideration, it must develop possible strategies for closing the division, and identify the economic and non-economic implications of the strategy. The situation is complicated by the... View Details
Keywords: Marketing Strategy; Decision Making; Business Exit or Shutdown; Equity; Problems and Challenges
Piper, Thomas R. "ProTech, Inc." Harvard Business School Case 289-054, April 1989. (Revised March 1993.)
- February 2006 (Revised June 2007)
- Case
Atheros Communications
By: Thomas R. Eisenmann and Lauren Barley
Managers at Atheros, a leading provider of wireless local area network chipsets, must decide whether to join a special interest group (SIG) proposed by Intel to end an impasse over standards for the 802.11n (11n), the next generation of "Wi-Fi" technology. Two factions... View Details
Keywords: Intellectual Property; Standards; Wireless Technology; Semiconductor Industry; United States
Eisenmann, Thomas R., and Lauren Barley. "Atheros Communications." Harvard Business School Case 806-093, February 2006. (Revised June 2007.)
- November 2000
- Case
Geocast Network Systems, Inc.
By: Thomas R. Eisenmann, Christina L. Darwall and Elizabeth Kind
Geocast, a venture-backed start-up, had developed innovative technology for "datacasting" broadband information and entertainment content to an external hard drive, where it was cached for later retrieval by a Web-enabled PC. By using terrestrial TV, direct broadcast... View Details
Keywords: Business Model; Customer Value and Value Chain; Entrepreneurship; Venture Capital; Information Management; Technological Innovation; Marketing Channels; Corporate Strategy; Entertainment and Recreation Industry; Web Services Industry
Eisenmann, Thomas R., Christina L. Darwall, and Elizabeth Kind. "Geocast Network Systems, Inc." Harvard Business School Case 801-211, November 2000.
- August 2016 (Revised November 2019)
- Supplement
eSig: Growth Analysis
By: Mark N. Roberge and Thomas R. Eisenmann
eSig, an early-stage startup, offers an electronic signature application as a "freemium" product, i.e., users can upgrade from a free basic version to a premium version by paying a subscription fee. Using 9 months of data from 50,000 user activations, available as a... View Details
- October 2003 (Revised March 2004)
- Case
Symbian: Setting the Mobility Standard
By: Fernando F. Suarez and Thomas R. Eisenmann
Symbian, a joint venture owned by companies who collectively sold a dominant share of the world's cell phones, faced competition from Microsoft in developing the operating system for "smartphones," which integrated mobile communications and computing functions. In... View Details
Keywords: Competition; Joint Ventures; Information Technology; Software; Wireless Technology; Mobile Technology; Information Technology Industry; Telecommunications Industry
Suarez, Fernando F., and Thomas R. Eisenmann. "Symbian: Setting the Mobility Standard." Harvard Business School Case 804-076, October 2003. (Revised March 2004.)
- February 2010 (Revised December 2010)
- Case
Google Inc. (Abridged)
By: Benjamin Edelman and Thomas R. Eisenmann
Describes Google's history, business model, governance structure, corporate culture, and processes for managing innovation. Reviews Google's recent strategic initiatives and the threats it poses to Yahoo, Microsoft, and others. Asks what Google should do next. One... View Details
Keywords: Business Model; Corporate Entrepreneurship; Corporate Governance; Organizational Culture; Organizational Structure; Competitive Strategy; Search Technology; Web Services Industry
Edelman, Benjamin, and Thomas R. Eisenmann. "Google Inc. (Abridged)." Harvard Business School Case 910-032, February 2010. (Revised December 2010.)
- January 2011 (Revised April 2024)
- Case
Triangulate (A)
By: Thomas Eisenmann and Lauren Barley
In October 2010, Triangulate's founder/CEO must determine what product features to develop and what marketing programs to pursue in order to boost the odds of successfully raising another venture capital round for his nine month-old Facebook dating application. The... View Details
Keywords: Business Model; Business Startups; Entrepreneurship; Venture Capital; Product Launch; Social and Collaborative Networks; Internet and the Web
Eisenmann, Thomas, and Lauren Barley. "Triangulate (A)." Harvard Business School Case 811-055, January 2011. (Revised April 2024.)
- October 1991 (Revised November 1993)
- Case
Play Time Toy Co.
By: Thomas R. Piper
The president of a toy company is considering the adoption of level production in a business characterized by highly seasonal sales. The issues include balancing the cost savings and the inventory risk, estimating the seasonal financing need, and determining the... View Details
Keywords: Production; Cost Management; Banks and Banking; Sales; Goods and Commodities; Financial Management; Risk Management; Entertainment and Recreation Industry
Piper, Thomas R. "Play Time Toy Co." Harvard Business School Case 292-003, October 1991. (Revised November 1993.)
- 14 Nov 2019
- Blog Post
Future Leaders Dive into the MS/MBA: Engineering Sciences Program
Lying in bed each morning, Emily Batt (MS/MBA 2020) yearned to sleep a little longer, but had no way of knowing when her roommate would finish her seemingly endless shower. That frustration inspired a team project in the new MS/MBA: Engineering Sciences Program,... View Details
- Research Summary
Managing Networked Businesses
Platform-based businesses that leverage network effects face a distinctive set of management challenges. A platform encompasses components and rules that facilitate interactions between the platform's users. A platform-based product or service exhibits a network... View Details
- March 2002 (Revised May 2003)
- Case
NeoPets, Inc.
By: Thomas R. Eisenmann and Elizabeth Kind
NeoPets, a rapidly growing Internet start-up, faces decisions about its international expansion strategy--whether to enter a joint venture with a conglomerate in Singapore to exploit Asian markets as well as which other regions to target. NeoPets allows its... View Details
Keywords: Expansion; Global Strategy; Network Effects; Joint Ventures; Business Conglomerates; Age; Internet and the Web; Product Positioning; Digital Marketing; Internet and the Web; Corporate Entrepreneurship; Information Technology Industry; Asia; Singapore
Eisenmann, Thomas R., and Elizabeth Kind. "NeoPets, Inc." Harvard Business School Case 802-100, March 2002. (Revised May 2003.)
- 2022
- Article
Improving Efficiency and Reducing Costs of MRI-Guided Prostate Brachytherapy Using Time-Driven Activity-Based Costing
By: Nikhil G. Thaker, Rajat J. Kudchadker, James R. Incalcaterra, Tharakeswara K. Bathala, Robert S. Kaplan, Ankit Agarwal, Deborah A. Kuban, Benjamin D. Frank, Prajnan Das, Thomas W. Feeley and Steven J. Frank
Integrated quality improvement (QI) and cost reduction strategies can help increase value in cancer care. We applied standard QI and TDABC methods to improve workflow efficiency and reduce costs for MRI-guided prostate brachytherapy. We constructed process maps,... View Details
Keywords: Brachytherapy; Quality Improvement; Prostate; Time-Driven Activity-Based Costing; Cost Accounting; Health Care and Treatment; Performance Efficiency; Health Industry
Thaker, Nikhil G., Rajat J. Kudchadker, James R. Incalcaterra, Tharakeswara K. Bathala, Robert S. Kaplan, Ankit Agarwal, Deborah A. Kuban, Benjamin D. Frank, Prajnan Das, Thomas W. Feeley, and Steven J. Frank. "Improving Efficiency and Reducing Costs of MRI-Guided Prostate Brachytherapy Using Time-Driven Activity-Based Costing." Brachytherapy 21, no. 1 (2022): 49–54.
- March 2004 (Revised September 2005)
- Case
RealNetworks Rhapsody
By: Thomas R. Eisenmann and Steven Carpenter
Examines RealNetwork's (Real's) strategy for the rapidly emerging online music market. In contrast to rivals who sell individual copies of songs, Real offers online music on a subscription basis. For a $10 monthly fee, subscribers to Real's Rhapsody service have... View Details
Keywords: Internet and the Web; Competitive Advantage; Distribution Channels; Music Entertainment; Ownership; Service Industry; Retail Industry; Music Industry
Eisenmann, Thomas R., and Steven Carpenter. "RealNetworks Rhapsody." Harvard Business School Case 804-142, March 2004. (Revised September 2005.)
- January 2023
- Case
Proday: Calling the Right Play
By: Lindsay N. Hyde, Thomas R. Eisenmann and Tom Quinn
Sarah Kunst knew the elements of a successful startup from her tenure at venture capital firms. In April 2018, however, her own app – Proday, a home fitness platform featuring exercises filmed by professional sports stars – was floundering. Kunst theorized that... View Details
Keywords: Social Media; Entrepreneurship; Advertising; Digital Marketing; Product Launch; Social Marketing; Failure; Sports; Applications and Software; Business Startups; Technology Industry; United States
Hyde, Lindsay N., Thomas R. Eisenmann, and Tom Quinn. "Proday: Calling the Right Play." Harvard Business School Case 823-005, January 2023.
- April 2005 (Revised February 2006)
- Case
Monster Networking
By: Thomas R. Eisenmann and David Andrew Vivero
The management at Monster.com, the leading U.S. provider of online recruitment services, must decide how to proceed with Monster Networking (MN), a new business launched in late 2003. MN helps users identify other individuals who can offer career advice. Monster.com... View Details
Keywords: Digital Platforms; Internet and the Web; Social and Collaborative Networks; Recruitment; Service Industry; Employment Industry; United States
Eisenmann, Thomas R., and David Andrew Vivero. "Monster Networking." Harvard Business School Case 805-145, April 2005. (Revised February 2006.)
- March 2005 (Revised June 2006)
- Case
Sun Microsystems, Inc.: Web Services Strategy
By: Thomas R. Eisenmann and Fernando Suarez
Microsoft and IBM have excluded Sun Microsystems from the board of the Web Services Interoperability Organization (WS-I), an industry consortium that will shape the evolution of Web services standards. Sun managers must decide whether to join WS-I as a contributing... View Details
Keywords: Information Technology; Standards; Corporate Governance; Power and Influence; Web Services Industry; Information Technology Industry
Eisenmann, Thomas R., and Fernando Suarez. "Sun Microsystems, Inc.: Web Services Strategy." Harvard Business School Case 805-095, March 2005. (Revised June 2006.)
- December 2000
- Background Note
Online Market Makers
By: Thomas R. Eisenmann and Chris Hackett
Describes the business model for online market makers, firms that use the Internet to organize a marketplace, providing participants with a virtual "place" to trade, rules to govern their exchanges, and infrastructure to support trading. First it proposes a definition... View Details
Eisenmann, Thomas R., and Chris Hackett. "Online Market Makers." Harvard Business School Background Note 801-308, December 2000.
- November 1999 (Revised June 2006)
- Case
DLJdirect: "Putting Our Reputation Online"
By: Thomas R. Eisenmann and Gillian Morris
Online broker DLJdirect faced two decisions during the fall of 1999: what customer segments should it target and how much should it spend on marketing? Unlike its competitors, who focused either on day traders or more mainstream investors, DLJdirect differentiated its... View Details
Keywords: Marketing Strategy; Marketing Communications; Competitive Strategy; Decision Choices and Conditions; Investment; Cost Management; Business Plan; Research and Development; Customers; Budgets and Budgeting; Online Advertising; Internet; Financial Services Industry
Eisenmann, Thomas R., and Gillian Morris. DLJdirect: "Putting Our Reputation Online". Harvard Business School Case 800-164, November 1999. (Revised June 2006.)
- October 2017
- Case
Updating Dating
By: Thomas R. Eisenmann, Scott Duke Kominers and Alan Lam
To identify design ideas for their own startup, two MBAs compare the different profiling, matching, and monetization approaches employed by five incumbent dating services: Coffee Meets Bagel, OKCupid, Jiayuan, Dating Ring, and HurryDate. View Details
Keywords: Marketplace Design; Dating Services; Entrepreneurship; Market Design; United States; China
Eisenmann, Thomas R., Scott Duke Kominers, and Alan Lam. "Updating Dating." Harvard Business School Case 818-052, October 2017.
- Web
Technology & Operations Management Awards & Honors - Faculty & Research
C. Edmondson : Awarded the 2024 Medal for Distinguished Service by the Teachers College at Columbia University. Kris Johnson Ferreira : "Warnings and Endorsements: Improving Human-AI Collaboration Under Covariate Shift" with Matthew... View Details