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Dante Donati

Dante Donati is an Assistant Professor of Marketing at Columbia Business School, specializing in the empirical analysis of firm and consumer behavior on online platforms. He is also the co-founder of Virtual Lab, an open-source tool for online survey recruitment and the evaluation of advertising campaigns. Before joining Columbia, he received a Ph.D. in Economics from Pompeu Fabra University and collaborated with the World Bank on policy-oriented research.
Big Tech

Opposing Comments Drive Organizations’ Social Media Engagement but Undermine Offline Goals

Dante Donati
In new research in collaboration with Color of Change, Dante Donati and Lena Song find that comments on social media posts help drive platform engagement for organizations. However, comment sections are often populated by a vocal minority, and adversarial comments from them come with reduced off-platform support for the original posters.
Antitrust and Competition

A TikTok Ban Would Raise Ad Prices on Meta and Harm Small Business

Dante Donati
In new research, Dante Donati and Hortense Fong find that the brief TikTok outage in January benefited Meta as advertisers turned to its platforms to reach users. Small businesses, less able to switch, lost out.

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