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- All HBS Web
(892)
- People (1)
- News (183)
- Research (414)
- Events (11)
- Multimedia (8)
- Faculty Publications (222)
Sara McKinley Torti
Sara Torti is a senior product and operating executive who has focused extensively on creating and scaling technology-based businesses that require a combination of detailed execution, business insight and technical acumen. She has grown products... View Details
- 2021
- Working Paper
First Law of Motion: Influencer Video Advertising on TikTok
By: Jeremy Yang, Juanjuan Zhang and Yuhan Zhang
This paper engineers an intuitive feature that is predictive of the causal effect of influencer video advertising on product sales. We propose the concept of m-score, a summary statistic that captures the extent to which a product is advertised in the most engaging... View Details
Keywords: Influencer Advertising; Video Advertising; Computer Vision; Machine Learning; Advertising; Online Technology
Yang, Jeremy, Juanjuan Zhang, and Yuhan Zhang. "First Law of Motion: Influencer Video Advertising on TikTok." Working Paper, March 2021.
- June 2017
- Teaching Note
Google to Alphabet: Two Job Opportunities
By: Robert Simons and Jennifer Packard
This is the teaching note for "Google to Alphabet: Two Job Opportunities" HBS No.116-046
The case describes two job postings for positions at Google. The first job posting is for a Software Engineer in the Google Maps unit and the second job posting is for an Account... View Details
- March 2015
- Article
Business Model Evaluation: Quantifying Walmart's Sources of Advantage
By: Humberto Brea-Solís, Ramon Casadesus-Masanell and Emili Grifell-Tatjé
We develop an analytical framework on the basis of the economics of business performance to provide quantitative insight into the link between a firm's business model choices and its profit consequences. The method is applied to Walmart by building a qualitative... View Details
Keywords: Business Models; Quantitative Analysis; Walmart; Production Theory; Business Model; Competitive Advantage; Profit
Brea-Solís, Humberto, Ramon Casadesus-Masanell, and Emili Grifell-Tatjé. "Business Model Evaluation: Quantifying Walmart's Sources of Advantage." Strategic Entrepreneurship Journal 9, no. 1 (March 2015): 12–33.
- 14 Nov 2006
- Other Presentation
Competitiveness and Economic Development: Where Does Texas Stand?
This presentation draws on ideas from Professor Porter's articles and books, in articular, The Competitive Advantage of Nations (The Free Press, 1990), "Clusters and the New Competitive Agenda for Companies and Governments" in On Competition (Harvard Business School... View Details
Porter, Michael E. "Competitiveness and Economic Development: Where Does Texas Stand?" Texas Economic Summit, San Antonio, TX, November 14, 2006.
- November 2022
- Technical Note
Leader Action Orientations
By: Ryan Raffaelli, Akshaya Varghese and Laura Weimer
Leaders are responsible for planning and executing actions that advance organizational goals. As individuals gain career experience, they tend to develop and rely on implicit mental models that shape how they go about “getting things done.” Without knowing it, most... View Details
Keywords: Leadership Development; Prejudice and Bias; Cognition and Thinking; Decision Making; Behavior
Raffaelli, Ryan, Akshaya Varghese, and Laura Weimer. "Leader Action Orientations." Harvard Business School Technical Note 423-050, November 2022.
- 2010
- Book
The Squam Lake Report: Fixing the Financial System
In the fall of 2008, fifteen of the world's leading economists-representing the broadest spectrum of economic opinion-gathered at New Hampshire's Squam Lake. Their goal: the mapping of a long-term plan for financial regulation reform. The Squam Lake... View Details
Keywords: Financial Crisis; Financial Markets; Governing Rules, Regulations, and Reforms; Business and Government Relations
Scharfstein, David S., as part of the Squam Lake Working Group. The Squam Lake Report: Fixing the Financial System. Princeton, NJ: Princeton University Press, 2010.
- June 2001 (Revised July 2001)
- Case
Boston Lyric Opera
By: Robert S. Kaplan and Dennis Campbell
The Boston Lyric Opera was the fastest growing opera company in North America during the 1990s. Having successfully completed a move to a larger facility in 1999, the board and general director recognize the need to develop a formal strategic planning and governance... View Details
Keywords: Balanced Scorecard; Strategic Planning; Arts; Growth and Development Strategy; Governing and Advisory Boards; Fine Arts Industry; Massachusetts
Kaplan, Robert S., and Dennis Campbell. "Boston Lyric Opera." Harvard Business School Case 101-111, June 2001. (Revised July 2001.)
- July 2025
- Background Note
Ecosystem Disruption: A Multi-Stakeholder View of Disruptive Innovations
By: E. Ofek, Michael Haenlein, Eitan Muller and Roman Welden
The purpose of this note is to offer a more expansive view of how innovations disrupt markets than has been portrayed thus far in the extant literature by taking an ecosystem perspective. This broader outlook allows examining not only the product strategies of the... View Details
- September 2022
- Case
AllSpice: GitHub for Hardware Engineers
By: Jeffrey J. Bussgang and Mel Martin
AllSpice, a software-as-a-service company that built a GitHub-like revision control tool for hardware engineers, was in the midst of preparing for rapid scale when the 2022 market downturn left them with big decisions to make. Cofounder and CEO Valentina Ratner had to... View Details
Keywords: Scaling; SaaS; Strategy; Marketing; Growth and Development Strategy; Resource Allocation; Customer Focus and Relationships; Technology Industry; Electronics Industry; United States
Bussgang, Jeffrey J., and Mel Martin. "AllSpice: GitHub for Hardware Engineers." Harvard Business School Case 823-022, September 2022.
- September 2019
- Supplement
pymetrics (B)
By: John R. Wells and Benjamin Weinstock
In March 2013, pymetrics CEO Frida Polli visited Harvard Business School to listen to a section of MBA students from the class of 2013 discuss her business plan and provide feedback on the tests they had taken to identify career opportunities. Polli had developed a... View Details
Keywords: BrainTech; Hiring; Hiring Of Employees; Recruiting; Personality; Personality Traits; Startup; Start-up; Startups; Start-ups; Employment; Strategic Evolution; Psychodynamics; Psychology; Recruitment; Selection and Staffing; Business Startups; Strategy; Personal Characteristics
Wells, John R., and Benjamin Weinstock. "pymetrics (B)." Harvard Business School Supplement 720-375, September 2019.
- 2012
- Working Paper
Finding the God Particle of the Sustainability Business Case: Greener Pastures for Shareholder Value
By: Marc L Bertoneche and Cornis van der Lugt
The start of the 2000s saw a flurry of international publications on "the business case" for sustainability, seeking to map out the returns on investment and to differentiate recommended actions from cases of corporate philanthropy. Reports by business organisations... View Details
Bertoneche, Marc L., and Cornis van der Lugt. "Finding the God Particle of the Sustainability Business Case: Greener Pastures for Shareholder Value." Harvard Business School Working Paper, No. 13-072, February 2013.
- August 2002
- Case
Siebel Systems: Anatomy of a Sale, Part 3
By: John A. Deighton and Das Narayandas
How does a $2 million software sale happen? This case traces efforts by Siebel Systems to sell lead management software to discount broker Quick & Reilly. The buying process is mapped out over four years. Covers in detail the last six months--from Siebel's initial... View Details
Keywords: Sales; Decision Choices and Conditions; Competitive Strategy; Customer Relationship Management; Product Marketing; Information Technology Industry
Deighton, John A., and Das Narayandas. "Siebel Systems: Anatomy of a Sale, Part 3." Harvard Business School Case 503-023, August 2002.
- 18 Feb 2015
- News
The National Front’s Post-Charlie Hebdo Moment
- October 11, 2016
- Article
Innovation Network
By: Daron Acemoglu, Ufuk Akcigit and William R. Kerr
Technological progress builds upon itself, with the expansion of invention in one domain propelling future work in linked fields. Our analysis uses 1.8 million U.S. patents and their citation properties to map the innovation network and its strength. Past innovation... View Details
Acemoglu, Daron, Ufuk Akcigit, and William R. Kerr. "Innovation Network." Proceedings of the National Academy of Sciences 113, no. 41 (October 11, 2016).
Executive Education in the Digital Matrix: The Disruption of the Supply Landscape
Even as the demand for managerial skills continues to grow, executive education worldwide has entered a period of disruption caused by the digitalization of content, connectivity, and communication. The current offerings of many executive education program providers... View Details
- January 2018 (Revised May 2019)
- Case
Adeo Health Science: Turning a Product into a Brand
By: Elizabeth A. Keenan and Jill Avery
For decades, American parents were warned to avoid introducing potential allergens to their babies prior to their first birthday. But two influential clinical studies caused the medical establishment to radically reverse its position. Parents were now warned that... View Details
Keywords: Startup; Health Care; Consumer; Consumer Products; Branding; Distribution; Retailing; Go To Market Strategy; Marketing; Marketing Channels; Marketing Communications; Brands and Branding; Marketing Strategy; Entrepreneurship; Health Care and Treatment; Consumer Products Industry; Health Industry; United States; North America
Keenan, Elizabeth A., and Jill Avery. "Adeo Health Science: Turning a Product into a Brand." Harvard Business School Case 518-065, January 2018. (Revised May 2019.)
- Article
Advancing Computational Biology and Bioinformatics Research Through Open Innovation Competitions
By: Andrea Blasco, Michael G. Endres, Rinat A. Sergeev, Anup Jonchhe, Max Macaluso, Rajiv Narayan, Ted Natoli, Jin H. Paik, Bryan Briney, Chunlei Wu, Andrew I. Su, Aravind Subramanian and Karim R. Lakhani
Open data science and algorithm development competitions offer a unique avenue for rapid discovery of better computational strategies. We highlight three examples in computational biology and bioinformatics research where the use of competitions has yielded significant... View Details
Keywords: Computational Biology; Bioinformatics; Innovation Competitions; Research; Collaborative Innovation and Invention
Blasco, Andrea, Michael G. Endres, Rinat A. Sergeev, Anup Jonchhe, Max Macaluso, Rajiv Narayan, Ted Natoli, Jin H. Paik, Bryan Briney, Chunlei Wu, Andrew I. Su, Aravind Subramanian, and Karim R. Lakhani. "Advancing Computational Biology and Bioinformatics Research Through Open Innovation Competitions." PLoS ONE 14, no. 9 (September 2019).
- May 2009
- Article
Synchronicity and Firm Interlocks in an Emerging Market
By: Tarun Khanna and Catherine Thomas
Stock price synchronicity has been attributed to poor corporate governance and a lack of firm-level transparency. This paper investigates the association between different kinds of firm interlocks, control groups, and synchronicity in Chile. A unique data set... View Details
Keywords: Stocks; Price; Corporate Governance; Governance Controls; Governing and Advisory Boards; Resource Allocation; Emerging Markets; Ownership Stake; Chile
Khanna, Tarun, and Catherine Thomas. "Synchronicity and Firm Interlocks in an Emerging Market." Journal of Financial Economics 92, no. 2 (May 2009).
- 12 Jan 2010
- First Look
First Look: Jan. 12
and illustrates, via a detailed description of the successful strategic alliance between Solvay Pharmaceuticals Inc. and Quintiles company how the creation of a strategy map and Balanced Scorecard helps align the separate interests of... View Details
Keywords: Martha Lagace