Sabrina Buti is a Professor of Finance at Paris Dauphine University since 2016. Before joining Dauphine, she was an Assistant Professor of Finance at the Joseph L. Rotman School of Management, University of Toronto. She was a Visiting Fellow at the Swedish Institute for Financial Research (SIFR) in 2006. Her research is focused on market microstructure and in particular on the optimal design and regulation of stock exchanges. She has been recently working on issues related to market transparency and the growing magnitude of dark trading.