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    • Faculty Publications  (95)

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    • All HBS Web  (119,670)
      • Faculty Publications  (95)

      Israeli, AyeletRemove Israeli, Ayelet →

      Page 1 of 95 Results →
      • March 2025
      • Teaching Note

      Unintended Consequences of Algorithmic Personalization

      By: Ayelet Israeli and Eva Ascarza
      Teaching Note for HBS Case No. 524-052. View Details
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      Israeli, Ayelet, and Eva Ascarza. "Unintended Consequences of Algorithmic Personalization." Harvard Business School Teaching Note 525-046, March 2025.
      • 2025
      • Working Paper

      Dynamic Personalization with Multiple Customer Signals: Multi-Response State Representation in Reinforcement Learning

      By: Liangzong Ma, Ta-Wei Huang, Eva Ascarza and Ayelet Israeli
      Reinforcement learning (RL) offers potential for optimizing sequences of customer interactions by modeling the relationships between customer states, company actions, and long-term value. However, its practical implementation often faces significant challenges.... View Details
      Keywords: Dynamic Policy; Deep Reinforcement Learning; Representation Learning; Dynamic Difficulty Adjustment; Latent Variable Models; Customer Relationship Management; Customer Value and Value Chain; Foreign Direct Investment; Analytics and Data Science
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      Ma, Liangzong, Ta-Wei Huang, Eva Ascarza, and Ayelet Israeli. "Dynamic Personalization with Multiple Customer Signals: Multi-Response State Representation in Reinforcement Learning." Harvard Business School Working Paper, No. 25-037, February 2025.
      • October 2024
      • Article

      Canary Categories

      By: Eric Anderson, Chaoqun Chen, Ayelet Israeli and Duncan Simester
      Past customer spending in a category is generally a positive signal of future customer spending. We show that there exist “canary categories” for which the reverse is true. Purchases in these categories are a signal that customers are less likely to return to that... View Details
      Keywords: Churn; Churn Management; Churn/retention; Assortment Planning; Retail; Retailing; Retailing Industry; Preference Heterogeneity; Assortment Optimization; Customers; Retention; Consumer Behavior; Forecasting and Prediction; Retail Industry
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      Anderson, Eric, Chaoqun Chen, Ayelet Israeli, and Duncan Simester. "Canary Categories." Journal of Marketing Research (JMR) 61, no. 5 (October 2024): 872–890.
      • 2024
      • Working Paper

      Incrementality Representation Learning: Synergizing Past Experiments for Intervention Personalization

      By: Ta-Wei Huang, Eva Ascarza and Ayelet Israeli
      This paper introduces Incrementality Representation Learning (IRL), a novel multitask representation learning framework that predicts heterogeneous causal effects of marketing interventions. By leveraging past experiments, IRL efficiently designs and targets... View Details
      Keywords: Heterogeneous Treatment Effect; Multi-task Learning; Representation Learning; Personalization; Promotion; Deep Learning; Field Experiments; Customer Focus and Relationships; Customization and Personalization
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      Huang, Ta-Wei, Eva Ascarza, and Ayelet Israeli. "Incrementality Representation Learning: Synergizing Past Experiments for Intervention Personalization." Harvard Business School Working Paper, No. 24-076, June 2024.
      • 2024
      • Working Paper

      Advancing Personalization: How to Experiment, Learn & Optimize

      By: Aurelie Lemmens, Jason M.T. Roos, Sebastian Gabel, Eva Ascarza, Hernan Bruno, Elea McDonnell Feit, Brett Gordon, Ayelet Israeli, Carl F. Mela and Oded Netzer
      Personalization has become the heartbeat of modern marketing. Advances in causal inference and machine learning enable companies to understand how the same marketing action can impact the choices of individual customers differently. This article provides an academic... View Details
      Keywords: Personalization; Targeting; Experiments; Observational Studies; Policy Implementation; Policy Evaluation; Customization and Personalization; Marketing Strategy; AI and Machine Learning
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      Lemmens, Aurelie, Jason M.T. Roos, Sebastian Gabel, Eva Ascarza, Hernan Bruno, Elea McDonnell Feit, Brett Gordon, Ayelet Israeli, Carl F. Mela, and Oded Netzer. "Advancing Personalization: How to Experiment, Learn & Optimize." Working Paper, July 2024. (Revised March 2025.)
      • May 2024
      • Teaching Note

      The Meteoric Rise of Skims

      By: Ayelet Israeli, Jill Avery and Leonard A. Schlesinger
      Teaching Note for HBS Case No. 524-023, "The Meteoric Rise of Skims." View Details
      Keywords: Brand; Branding; Direct-to-consumer; DTC; Influencers; Influencer Marketing; Fashion; Growth; Direct Marketing; Influence; Reputation; Social Influence; Consumer Goods; Consumer Products; Female Entrepreneur; Female Protagonist; Entrepreneurship And Strategy; Brand & Product Management; Competitive Advantage; Online Followers; Retail; Retail Formats; Retailing; Online Retail; Celebrities; Celebrity; Celebrity Endorsement; Go To Market Strategy; Apparel; Startup Marketing; Startups; Brands and Branding; Growth and Development Strategy; Growth Management; Distribution Channels; Digital Marketing; Advertising; Power and Influence; Social Media; Fashion Industry; Apparel and Accessories Industry; Consumer Products Industry; United States
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      Israeli, Ayelet, Jill Avery, and Leonard A. Schlesinger. "The Meteoric Rise of Skims." Harvard Business School Teaching Note 524-067, May 2024.
      • May–June 2024
      • Article

      What Makes a Successful Celebrity Brand?

      By: Ayelet Israeli, Jill Avery, Leonard A. Schlesinger and Matt Higgins
      Celebrities have shifted from endorsing established brands to being influencers for established brands to drawing on their influence to create brands themselves. The authors examine what it takes to make celebrity brands work. View Details
      Keywords: Celebrities; Celebrity Endorsement; Celebrity Management; Celebrity; Direct To Consumer Marketing; DTC; Influencer Marketing; Influencers; Influencer Advertising; Influencer; Brands and Branding; Product Marketing; Power and Influence; Advertising; Social Media; Consumer Products Industry; United States
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      Israeli, Ayelet, Jill Avery, Leonard A. Schlesinger, and Matt Higgins. "What Makes a Successful Celebrity Brand?" Harvard Business Review 102, no. 3 (May–June 2024): 50–55.
      • March 2024
      • Case

      Unintended Consequences of Algorithmic Personalization

      By: Eva Ascarza and Ayelet Israeli
      “Unintended Consequences of Algorithmic Personalization” (HBS No. 524-052) investigates algorithmic bias in marketing through four case studies featuring Apple, Uber, Facebook, and Amazon. Each study presents scenarios where these companies faced public criticism for... View Details
      Keywords: Race; Gender; Marketing; Diversity; Customer Relationship Management; Prejudice and Bias; Customization and Personalization; Technology Industry; Retail Industry; United States
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      Ascarza, Eva, and Ayelet Israeli. "Unintended Consequences of Algorithmic Personalization." Harvard Business School Case 524-052, March 2024.
      • February 2024
      • Module Note

      Data-Driven Marketing in Retail Markets

      By: Ayelet Israeli
      This note describes an eight-class sessions module on data-driven marketing in retail markets. The module aims to familiarize students with core concepts of data-driven marketing in retail, including exploring the opportunities and challenges, adopting best practices,... View Details
      Keywords: Data; Data Analytics; Retail; Retail Analytics; Data Science; Business Analytics; "Marketing Analytics"; Omnichannel; Omnichannel Retailing; Omnichannel Retail; DTC; Direct To Consumer Marketing; Ethical Decision Making; Algorithmic Bias; Privacy; A/B Testing; Descriptive Analytics; Prescriptive Analytics; Predictive Analytics; Analytics and Data Science; E-commerce; Marketing Channels; Demand and Consumers; Marketing Strategy; Retail Industry
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      Israeli, Ayelet. "Data-Driven Marketing in Retail Markets." Harvard Business School Module Note 524-062, February 2024.
      • January 2024
      • Teaching Note

      Crocs: Using Community-Centric Marketing to Make Ugly Iconic

      By: Ayelet Israeli and Anne V. Wilson
      Teaching Note for HBS Case No. 524-006. View Details
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      Israeli, Ayelet, and Anne V. Wilson. "Crocs: Using Community-Centric Marketing to Make Ugly Iconic." Harvard Business School Teaching Note 524-065, January 2024.
      • September 2023
      • Case

      The Meteoric Rise of Skims

      By: Ayelet Israeli, Jill Avery and Leonard A. Schlesinger
      Since its founding in 2019 by Kim Kardashian and Jens Grede, Skims, a solutions-oriented brand creating the next generation of underwear, loungewear, and shapewear with an eye toward body-type and skin-tone inclusivity, has experienced a meteoric rise. Kardashian, who... View Details
      Keywords: Brand; Branding; Direct-to-consumer; DTC; Influencers; Influencer Marketing; Fashion; Growth; Direct Marketing; Influence; Reputation; Social Inference; Consumer Goods; Consumer Products; Female Entrepreneur; Female Protagonist; Entrepreneurship And Strategy; Brand & Product Management; Competitive Advantage; Online Followers; Retail; Retail Formats; Retailing; Online Retail; Celebrities; Celebrity; Celebrity Endorsement; Go To Market Strategy; Apparel; Startup Marketing; Startups; Social Influencers; Brands and Branding; Growth and Development Strategy; Growth Management; Distribution Channels; Digital Marketing; Advertising; Power and Influence; Social Media; Fashion Industry; Apparel and Accessories Industry; Consumer Products Industry; United States
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      Israeli, Ayelet, Jill Avery, and Leonard A. Schlesinger. "The Meteoric Rise of Skims." Harvard Business School Case 524-023, September 2023.
      • July 2023
      • Case

      Crocs: Using Community-Centric Marketing to Make Ugly Iconic

      By: Ayelet Israeli and Anne V. Wilson
      In 2022, the Crocs Classic Clog was the best-selling item of clothing on Amazon, the brand was one of the fastest growing brands in the U.S., and global net revenue had increased to approximately $3.6 billion. By most accounts, Crocs had become the “it” shoe. Crocs... View Details
      Keywords: Brands and Branding; Product Development; Growth and Development; Customer Value and Value Chain; Digital Marketing; Digital Strategy; Segmentation; Advertising; Consumer Products Industry; Apparel and Accessories Industry; United States
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      Israeli, Ayelet, and Anne V. Wilson. "Crocs: Using Community-Centric Marketing to Make Ugly Iconic." Harvard Business School Case 524-006, July 2023.
      • July 2023
      • Case

      DayTwo: Going to Market with Gut Microbiome (Abridged)

      By: Ayelet Israeli
      DayTwo is a young Israeli startup that applies research on the gut microbiome and machine learning algorithms to deliver personalized nutritional recommendations to its users in order to minimize blood sugar spikes after meals. After a first year of trial rollout in... View Details
      Keywords: Business Startups; AI and Machine Learning; Nutrition; Market Entry and Exit; Product Marketing; Distribution Channels
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      Israeli, Ayelet. "DayTwo: Going to Market with Gut Microbiome (Abridged)." Harvard Business School Case 524-015, July 2023.
      • June 2023
      • Simulation

      Artea Dashboard and Targeting Policy Evaluation

      By: Ayelet Israeli and Eva Ascarza
      Companies deploy A/B experiments to gain valuable insights about their customers in order to answer strategic business problems. In marketing, A/B tests are often used to evaluate marketing interventions intended to generate incremental outcomes for the firm. The Artea... View Details
      Keywords: Algorithm Bias; Algorithmic Data; Race And Ethnicity; Experimentation; Promotion; Marketing And Society; Big Data; Privacy; Data-driven Management; Data Analysis; Data Analytics; E-Commerce Strategy; Discrimination; Targeted Advertising; Targeted Policies; Pricing Algorithms; A/B Testing; Ethical Decision Making; Customer Base Analysis; Customer Heterogeneity; Coupons; Marketing; Race; Gender; Diversity; Customer Relationship Management; Marketing Communications; Advertising; Decision Making; Ethics; E-commerce; Analytics and Data Science; Retail Industry; Apparel and Accessories Industry; United States
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      Israeli, Ayelet, and Eva Ascarza. "Artea Dashboard and Targeting Policy Evaluation." Harvard Business School Simulation 523-707, June 2023.
      • April 2023
      • Teaching Note

      Cann: High Hopes for Cannabis Infused Beverages

      By: Ayelet Israeli and Anne V. Wilson
      Teaching Note for HBS Case No. 523-074. View Details
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      Israeli, Ayelet, and Anne V. Wilson. "Cann: High Hopes for Cannabis Infused Beverages." Harvard Business School Teaching Note 523-089, April 2023.
      • April 2023
      • Teaching Note

      Roblox: Virtual Commerce in the Metaverse

      By: Ayelet Israeli and Nicole Tempest Keller
      Teaching Note for HBS Case No. 523-028. View Details
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      Israeli, Ayelet, and Nicole Tempest Keller. "Roblox: Virtual Commerce in the Metaverse." Harvard Business School Teaching Note 523-099, April 2023.
      • 2024
      • Working Paper

      Using LLMs for Market Research

      By: James Brand, Ayelet Israeli and Donald Ngwe
      Large language models (LLMs) have rapidly gained popularity as labor-augmenting tools for programming, writing, and many other processes that benefit from quick text generation. In this paper we explore the uses and benefits of LLMs for researchers and practitioners... View Details
      Keywords: Large Language Model; Research; AI and Machine Learning; Analysis; Customers; Consumer Behavior; Technology Industry; Information Technology Industry
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      Brand, James, Ayelet Israeli, and Donald Ngwe. "Using LLMs for Market Research." Harvard Business School Working Paper, No. 23-062, April 2023. (Revised July 2024.)
      • February 22, 2023
      • Article

      How to Seed Organic Marketing in a Video-First World

      By: Ayelet Israeli, Leonard A. Schlesinger and Matt Higgins
      Early direct-to-consumer (DTC) companies relied on plentiful capital and low-cost digital marketing to power growth. But as this sector has matured, capital is more constrained, social media is more cluttered, and customer acquisition costs are rising. DTC companies... View Details
      Keywords: Online Business; Ecommerce; E-commerce; E-Commerce Strategy; Omnichannel Retail; Omnichannel Retailing; Influencer Marketing; Consumer; Organic Growth; Video Advertising; Promotion; Celebrities; Online Advertising; Online Channel; Online Communities; Online Community; Go To Market Strategy; Platform; Media; Media Content; Digital; Digital Culture; Digital Influencers; Direct To Consumer Marketing; Direct-to-consumer; Innovation & Entrepreneurship; Innovation; Sales; Digital Platforms; Digital Marketing; Digital Strategy; Consumer Behavior; Internet and the Web; Advertising; Business Model; Growth Management; Marketing; Marketing Strategy; Marketing Channels; Marketing Communications; Communication Strategy; Innovation Strategy; Retail Industry; Consumer Products Industry; Fashion Industry; Advertising Industry; Apparel and Accessories Industry; Beauty and Cosmetics Industry; Food and Beverage Industry; Media and Broadcasting Industry; United States; North America
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      Israeli, Ayelet, Leonard A. Schlesinger, and Matt Higgins. "How to Seed Organic Marketing in a Video-First World." Harvard Business Review (website) (February 22, 2023).
      • February 2023
      • Teaching Note

      Athletic Brewing Company: Crafting the U.S Non-Alcoholic Beer Category

      By: Ayelet Israeli and Anne V. Wilson
      Teaching Note for HBS Case No. 523-021. View Details
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      Israeli, Ayelet, and Anne V. Wilson. "Athletic Brewing Company: Crafting the U.S Non-Alcoholic Beer Category." Harvard Business School Teaching Note 523-088, February 2023.
      • February 2023
      • Case

      Roblox: Virtual Commerce in the Metaverse

      By: Ayelet Israeli and Nicole Tempest Keller
      In 2022, Roblox had 58.8 million daily active users, including over half of all children and teens under the age of 16 in the United States. Roblox, a free-to-use “co-experience platform”, allowed users to come together in immersive 3D experiences to socialize, work,... View Details
      Keywords: Entertainment; Games, Gaming, and Gambling; Market Design; Marketing; Brands and Branding; Marketing Channels; Marketing Strategy; Business Strategy; Economics; Economy; Economic Systems; Advertising; Advertising Campaigns; Digital Platforms; Markets; Price; Innovation and Management; Entertainment and Recreation Industry; Video Game Industry; Technology Industry; United States; California; North America; South America; Asia; Europe
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      Israeli, Ayelet, and Nicole Tempest Keller. "Roblox: Virtual Commerce in the Metaverse." Harvard Business School Case 523-028, February 2023.
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