Selected Talks

Invited Presentations

• November 2023. Invited Speaker. Seminar series, Supply Chain & Information Systems, Smeal College of Business, Pennsylvania State University, State College, PA, USA. Title: “The Spillover Effect of Fraudulent Reviews on Product Recommendations”

• April 2023. Invited Speaker. ISPOC (IS Student Presentations Over the Cloud). Title: “Machine Learning research in Business School: What should PhD students focus on?”

• April 2023. Invited Speaker. MIS Workshop, Terry College of Business, University of Georgia, Athens, GA, USA. Title: “The Spillover Effect of Fraudulent Reviews on Product Recommendations.

• October 2022. Invited Speaker. Business Research Methods PhD Seminar, Goizueta Business School of Emory University, Atlanta, GA, USA. Title: “Machine Learning in Business School Research.”

• April 2022. Invited Speaker. MSI Webinar, Marketing Science Institute (MSI), Advertising Research Foundation, USA. Title: “Demand Effects of the Internet-of-Things Sales Channel: Evidence from Automating the Purchase Process.”

• October 2021. Invited Speaker. Business Research Methods PhD Seminar, Goizueta Business School of Emory University, Atlanta, GA, USA. Title: “Machine Learning in Business School Research.”

• October 2021. Invited Speaker. MIS Speaker’s Series, Eller College of Management, University of Arizona, Tucson, AZ, USA. Title: “Heterogeneous Demand Effects of Recommendation Strategies in a Mobile Application: Evidence from Econometric Models and Machine-Learning Instruments.” [canceled due to COVID-19]

• April 2021. Invited Speaker. MIS Workshop, Carlson School of Management, University of Minnesota, Minneapolis, MN, USA. Title: “Heterogeneous Demand Effects of Recommendation Strategies in a Mobile Application: Evidence from Econometric Models and Machine-Learning Instruments.”

• April 2020. Invited Speaker. MIS Workshop, Carlson School of Management, University of Minnesota, Minneapolis, MN, USA. Title: “Demand Effects of Internet-of-Things: Evidence from an Online Retailer.” [canceled due to COVID-19]

• May 2019. Invited Speaker. Executive Education, Goizueta Business School of Emory University, GA, USA. Title: “Estimating the Impact of User Personality Traits on Word-of-Mouth Text-mining Microblogging Platforms.”

• May 2018. Invited Speaker. Conversion Data Pop-up, Cup of Data, Atlanta, GA, USA. Title: “Estimating the Impact of User Personality Traits on Word-of-Mouth Text-mining Microblogging Platforms.”

• March 2018. Invited Speaker. MIS Workshop, Terry College of Business, University of Georgia, Athens, GA, USA. Title: “The Business Value of Internet-of-Things: Evidence from an Online Retailer”.

• November 2017. Invited Speaker. Department of Mathematics & Computer Science of Emory University, Atlanta, GA, USA. Title: “Estimating the Impact of User Personality Traits on Word-of-Mouth Text-mining Microblogging Platforms”.

• September 2017. Invited Speaker. PyData Meetup, Atlanta, GA, USA. Title: “Estimating the Impact of User Personality Traits on Word-of-Mouth Text-mining Microblogging Platforms”.

• August 2017. Invited Speaker. The Structural Modeling and Machine Learning Applications for Research on Technology (SMART) Workshop, University of Washington, Seattle, WA, USA. Title: “Tutorial on text mining and word embedding”.

• December 2016. Invited Speaker. Goizueta Business School of Emory University, Atlanta, GA, USA. Title: “Estimating the Impact of User Personality Traits on Word-of-Mouth Text-mining Microblogging Platforms”.

• October 2016. Invited Speaker. University of Illinois at Chicago, Chicago, IL, USA. Title: “Estimating the Impact of User Personality Traits on Word-of-Mouth Text-mining Microblogging Platforms”.

• July 2016. Invited Speaker. Athens University of Business and Economics, Greece. Title: “The Business Value of Recommendations in a Mobile Application: Combining Deep-Learning with Econometrics”.

• March 2016. Invited Speaker. Wharton Customer Analytics Initiative Symposium, Wharton School of The University of Pennsylvania, Philadelphia, PA, USA. Title: “Falling in Love With a Brand: Multi-Channel Attribution and Interdependencies Beyond Purchase Incidences”.

• February 2016. Invited Speaker. Simon Business School at University of Rochester, Rochester, NY, USA. Title: “Estimating the Impact of User Personality Traits on Word-of-Mouth Text-mining Microblogging Platforms”.

• February 2016. Invited Speaker. Robinson College of Business of Georgia State University, Atlanta, GA, USA. Title: “Estimating the Impact of User Personality Traits on Word-of-Mouth Text-mining Microblogging Platforms”.

• January 2016. Invited Speaker. Wharton School of the University of Pennsylvania, Philadelphia, PA, USA. Title: “The Business Value of Recommendations in a Mobile Application: Combining Deep-Learning with Econometrics”.

• January 2016. Invited Speaker. Smith School of Business of the University of Maryland, College Park, MD, USA. Title: “Estimating the Impact of User Personality Traits on Word-of-Mouth Text-mining Microblogging Platforms”.

• January 2016. Invited Speaker. Carlson School of the University of Minnesota, Minneapolis, MN, USA. Title: “Estimating the Impact of User Personality Traits on Word-of-Mouth Text-mining Microblogging Platforms”.

• January 2016. Invited Speaker. W. P. Carey School of Business of Arizona State University, Tempe, AZ, USA. Title: “Estimating the Impact of User Personality Traits on Word-of-Mouth Text-mining Microblogging Platforms”.

• January 2016. Invited Speaker. Marshall School of the University of Southern California, Los Angeles, CA, USA. Title: “Estimating the Impact of User Personality Traits on Word-of-Mouth Text-mining Microblogging Platforms”.

• January 2016. Invited Speaker. University College London (UCL) School of Management, London, UK. Title: “The Business Value of Recommendations in a Mobile Application: Combining Deep-Learning with Econometrics”.

• January 2016. Invited Speaker. Kelley School of Business of Indiana University, Bloomington, IN, USA. Title: “The Business Value of Recommendations in a Mobile Application: Combining Deep-Learning with Econometrics”.

• January 2016. Invited Speaker. David Eccles School of Business of the University of Utah, Salt Lake City, UT, USA. Title: “Estimating the Impact of User Personality Traits on Word-of-Mouth Text-mining Microblogging Platforms”.

• December 2015. Invited Speaker. University of Connecticut School of Business, Mansfield, CT, USA. Title: “The Business Value of Recommendations in a Mobile Application: Combining Deep-Learning with Econometrics”.

• December 2015. Invited Speaker. Fox School of Temple University, Philadelphia, PA, USA. Title: “The Business Value of Recommendations in a Mobile Application: Combining Deep-Learning with Econometrics”.

• December 2015. Invited Speaker. Gabelli School of Fordham University, New York City, NY, USA. Title: “The Business Value of Recommendations in a Mobile Application: Combining Deep-Learning with Econometrics”.

• November 2015. Invited Speaker. Social Media Analytics Best Papers, INFORMS Annual Meeting, Philadelphia, PA, USA. Title: “Social Media Analytics: The Effectiveness of Marketing Strategies in Online Social Media”.

• November 2015. Invited Speaker. E-Business, INFORMS Annual Meeting, Philadelphia, PA, USA. Title: “The Business Value of Recommendations: A Privacy-Preserving Econometric Analysis”.

• September 2015. Invited Speaker. Wharton Customer Analytics Initiative Midterm Conference, Wharton School of The University of Pennsylvania, Philadelphia, PA, USA. Title: “Falling in Love With a Brand: Multi-Channel Attribution and Interdependencies Beyond Purchase Incidences”.

• July 2015. Invited Speaker. Leonard N. Stern School of Business (undergrad), New York University, New York, NY, USA. Title: “Data Science for Business”.

• May 2015. Invited Speaker. Leonard N. Stern School of Business (executive MBA), New York University, New York, NY, USA. Title: “Predictive Analytics Tutorial”.

• April 2015. Invited Speaker. Leonard N. Stern School of Business (undergrad), New York University, New York, NY, USA. Title: “Data Mining Techniques for Recommender Systems”.

• November 2014. Invited Speaker. Department of Computer & Information Sciences, Fordham University, New York, NY, USA. Title: “Data Science for Business Analytics”.

• November 2014. Invited Speaker. Advances in Business Data Analytics, INFORMS Annual Meeting, San Francisco, CA, USA. Title: “On Over-Specialization and Popularity Biases of Recommender Systems”.

• April 2014. Invited Speaker. Student Senators Council (SSC), New York University, New York, NY, USA. Title: “What Makes a Great Massive Open Online Course?”.

• July 2013. Invited Speaker. Leonard N. Stern School of Business (undergrad), New York University, New York, NY, USA. Title: “Data Mining for Business Analytics”.

• April 2013. Invited Speaker. Department of Computer & Information Sciences, Fordham University, New York, NY, USA. Title: “The Application of Data-Mining to Recommender Systems and the State-of-the-Art”.

• April 2013. Invited Speaker. Leonard N. Stern School of Business (MBA), New York University, New York, NY, USA. Title: “Recommender Systems: Business Perspectives and the State-of-the-Art”.

• March 2013. Invited Speaker. Leonard N. Stern School of Business (undergrad), New York University, New York, NY, USA. Title: “Recommender Systems: The State-of-the-Art and Possible Extensions”.

• November 2011. Invited Speaker. Personalized Recommender Systems, INFORMS Annual Meeting, Charlotte, NC, USA. Title: “Expecting the Unexpected: On Unexpectedness in Recommender Systems”.

Conference Presentations

• October 2023. Conference Presentation. Conference of Information Systems and Technology (INFORMS CIST 2023), Phoenix, AZ, USA. Title: “Personalization Systems and Sponsored Content.”

• December 2022. Conference Presentation. 43rd International Conference on Information Systems (ICIS 2022), Copenhagen, Denmark. Title: “Discussion Types and User Behavior in MOOCs.”

• October 2022. Conference Presentation. 2022 Conference on Digital Experimentation (CODE@MIT), Cambridge, MA, USA. Title: “Discussion Types and User Behavior in Online Learning Platforms: Evidence from a Randomized Field Experiment.”

• October 2022. Conference Presentation. Conference of Information Systems and Technology (INFORMS CIST 2022), Indianapolis, IN, USA. Title: “Discussion Types and User Behavior in MOOCs.”

• December 2021. Conference Presentation. 42nd International Conference on Information Systems (ICIS 2021), Austin, TX, USA. Title: “Personalization and the Decoy Effect.”

• November 2021. Conference Presentation. 2021 INFORMS Workshop on Data Science. Title: “Predicting Stages in the Consumer Path-Purchase Journey: An Omnichannel Deep-Learning Model.”

• October 2021. Conference Presentation. The Institute for Operations Research and the Management Sciences (INFORMS) Annual Meeting, Anaheim, CA, USA. Title: “Personalization and the Decoy Effect.”

• August 2021. Conference Presentation. Workshop on Machine Learning for Consumers and Markets, at the 27th ACM SIGKDD Conference on Knowledge Discovery and Data Mining (KDD 2021). Title: “Predicting Stages in the Consumer Path-Purchase Journey: An Omnichannel Deep-Learning Model.”

• June 2021. Conference Presentation. Theory + Practice in Marketing Conference (TPM 2021). Title: “Heterogeneous Demand Effects of Recommendation Strategies in a Mobile Application: Evidence from Econometric Models and Machine-Learning Instruments.”

• June 2021. Conference Presentation. 43rd ISMS Marketing Science Conference, Rochester, New York, USA. Title: “Predicting Stages in the Consumer Path-Purchase Journey: An Omnichannel Deep-Learning Model.”

• May 2021. Conference Presentation. 1st Artificial Intelligence in Management Conference (AIM 2021). Title: “Heterogeneous Demand Effects of Recommendation Strategies in a Mobile Application: Evidence from Econometric Models and Machine-Learning Instruments.”

• December 2020. Conference Presentation. Workshop on Information Systems Economics (WISE 2020). Title: “Predicting Stages in the Consumer Path-Purchase Journey: An Omnichannel Deep-Learning Model.”

• November 2020. Conference Presentation. Conference of Information Systems and Technology (INFORMS CIST 2020). Title: “An Interpretable Approach to Predicting Consumer Activity with Omnichannel Data.”

• June 2019. Conference Presentation. 41^st ISMS Marketing Science Conference, Rome, Italy. Title: “The Business Value Of Recommendation Strategies in a Mobile Application: Combining Machine-Learning Techniques with Econometric Models.”

• April 2019. Conference Presentation. GW Inaugural Conference on the Intelligence of Things, Washington, DC, USA. Title: “Demand Effects of the Internet-of-Things Sales Channel.”

• December 2018. Conference Presentation. 39^th International Conference on Information Systems (ICIS 2018), San Francisco, CA, USA. Title: “Demand Effects of the Internet-of-Things Sales Channel.”

• November 2018. Conference Presentation. Conference of Information Systems and Technology (INFORMS CIST 2018), Phoenix, Arizona, USA. Title: “The Business Value of Internet-of-Things: Evidence from an Online Retailer.” [nominated for best paper award]

• June 2018. Conference Presentation. 40^th ISMS Marketing Science Conference, Philadelphia, Pennsylvania, USA. Title: “The Business Value of Internet-of-Things: Evidence from an Online Retailer”.

• December 2017. Conference Presentation. Workshop on Information Systems Economics (WISE 2017), Seoul, Korea. Title: “The Business Value of Internet-of-Things: Evidence from an Online Retailer”.

• June 2017. Conference Presentation. 39^th ISMS Marketing Science Conference, Los Angeles, California, USA. Title: “Estimating the Impact of User Personality Traits on Word-of-Mouth Text-mining Microblogging Platforms”.

• December 2016. Conference Presentation. Workshop on Information Systems Economics (WISE 2016), Dublin, Ireland. Title: “Estimating the Impact of User Personality Traits on Word-of-Mouth Text-mining Microblogging Platforms”.

• November 2016. Conference Presentation. Conference of Information Systems and Technology (INFORMS CIST 2016), Nashville, TN, USA. Title: “Estimating the Impact of User Personality Traits on Word-of-Mouth Text-mining Microblogging Platforms”.

• June 2016. Conference Presentation. 12^th Symposium on Statistical Challenges in eCommerce Research (SCECR 2016), Naxos, Greece. Title: “Falling in Love With a Brand: Multi-Channel Attribution and Interdependencies Beyond Purchase Incidences”.

• January 2016. Conference Presentation. 2016 New York Computer Science and Economics Day (NYCE), New York City, NY, USA. Title: “Estimating the Impact of User Personality Traits on Word-of-Mouth: Text-mining Microblogging Platforms”.

• December 2015. Conference Presentation. 35^th International Conference on Information Systems (ICIS 2015), Fort Worth, TX, USA. Title: “The Business Value of Recommendations: A Privacy-Preserving Econometric Analysis”.

• November 2015. Conference Presentation. The Institute for Operations Research and the Management Sciences (INFORMS) Annual Meeting, Philadelphia, PA, USA. Title: “Social Media Analytics: The Effectiveness of Marketing Strategies in Online Social Media”. [INFORMS social media analytics best paper award finalist]

• November 2015. Conference Presentation. The Institute for Operations Research and the Management Sciences (INFORMS) Annual Meeting, Philadelphia, PA, USA. Title: “The Business Value of Recommendations: A Privacy-Preserving Econometric Analysis”.

• November 2015. Conference Presentation. Conference of Information Systems and Technology (INFORMS CIST 2015), Philadelphia, PA, USA. Title: “The Business Value of Mobile Recommendations”.

• August 2015. Conference Presentation. 21^st ACM SIGKDD Conference on Knowledge Discovery and Data Mining (KDD 2015), Sydney, Australia. Title: “The Effectiveness of Marketing Strategies in Social Media: Evidence from Promotional Events”. [INFORMS social media analytics best paper award finalist]

• December 2014. Conference Presentation. Workshop on Information Systems Economics (WISE 2014), Auckland, New Zealand. Title: “The Effectiveness of Promotional Events on Social Media”.

• December 2014. Conference Presentation. 35^th International Conference on Information Systems (ICIS 2014), Auckland, New Zealand. Title: “Social Commerce: An Empirical Examination of the Antecedents and Consequences of Social Commerce in Social Network Platforms”.

• December 2014. Conference Presentation. 35^th International Conference on Information Systems (ICIS 2014), Auckland, New Zealand. Title: “Social Commerce Analytics: The Effectiveness of Promotional Events on Brand Fan Base in Social Media”.

• November 2014. Conference Presentation. Conference of Information Systems and Technology (INFORMS CIST 2014), San Francisco, CA, USA. Title: “The Future of Higher Education: The Impact of MOOCs on College Admission”.

• November 2014. Conference Presentation. The Institute for Operations Research and the Management Sciences (INFORMS) Annual Meeting, San Francisco, CA, USA. Title: “On Over-Specialization and Popularity Biases of Recommender Systems”.

• October 2014. Conference Presentation. 8^th ACM Conference on Recommender Systems (RecSys), California, USA. Title: “On Over-Specialization and Concentration Bias of Recommendations: Probabilistic Neighborhood Selection in Collaborative Filtering Systems”. [nominated for best paper award] [Video]

• October 2014. Conference Presentation. 8^th ACM Conference on Recommender Systems (RecSys), California, USA. Title: “Estimating the Value of Multi-Dimen-sional Data Sets in Context-based Recommender Systems”.

• February 2014. Conference Presentation. 7^th ACM Conference on Web Search and Data Mining (WSDM), New York City, NY, USA. Title: “On Discovering non-Obvious Recommendations: Using Unexpectedness and Neighborhood Selection Methods in Collaborative Filtering Systems”.

• December 2013. Conference Presentation. 34^th International Conference on Information Systems (ICIS 2013), Milano, Italy. Title: “What Makes a Great MOOC? An Interdisciplinary Analysis of Student Retention in Online Courses”. [The most heavily-cited paper from the ICIS 2013 proceedings (as of September 22^nd, 2015), according to Google Scholar]

• November 2013. Conference Presentation. 2013 New York Computer Science and Economics Day (NYCE), New York City, NY, USA. Title: “Probabilistic Neighborhood Selection in Collaborative Filtering Systems”.

• October 2013. Conference Presentation. 7^th ACM Conference on Recommender Systems (RecSys), Hong Kong, China. Title: “Recommendation Opportunities: Improving Item Prediction Using Weighted Percentile Methods in Collaborative Filtering Systems”.

• October 2013. Conference Presentation. 7^th ACM Conference on Recommender Systems (RecSys), Hong Kong, China. Title: “Beyond Rating Prediction Accuracy: On New Perspectives in Recommender Systems”.

• October 2013. Conference Presentation. 2013 Workshop on Information in Networks (WIN), New York City, NY, USA. Title: “Probabilistic Neighborhood Selection in Collaborative Filtering Systems”.

• November 2011. Conference Presentation. The Institute for Operations Research and the Management Sciences (INFORMS) Annual Meeting, Charlotte, NC, USA. Title: “Expecting the Unexpected: On Unexpectedness in Recommender Systems”.

• October 2011. Conference Presentation. ACM International Workshop on Novelty and Diversity in Recommender Systems, at the 5^th ACM Conference on Recommender Systems (RecSys), Chicago, IL, USA. Title: “On Unexpectedness in Recommender Systems: Or How to Expect the Unexpected”. [selected for long presentation]