Andrei is an Associate Professor in the Strategy group at Harvard Business School. Andrei's research focuses on multi-sided platforms, which enable interactions between two or more distinct groups of customers, who value each other's participation (e.g. Airbnb, Amazon, eBay, Google, Facebook, PlayStation, Uber, etc.) He studies the business strategies used by multi-sided platforms across a wide range of industries: videogames, e-commerce, re-commerce, smartphones, shopping malls, intellectual property, payment systems, online TV services, financial software, etc. Andrei is using the insights derived from this research to advise companies in some of these industries.