Tiziana D'Alfonso is Associate Professor at Sapienza University of Rome where she teaches Industrial Organization (Master's Degree in Management Engineering), Economics of Technology and Management (Master's Degree in Mechanical Engineering) and Air Transport Economics (Master's Degree in Aerospace Engineering). She obtained her PhD in 2012 at University of Bergamo, joint with University of British Columbia (Vancouver, Canada), under the supervision of prof. Alberto Nastasi and prof. Anming Zhang. Her thesis analyzes the different sources of competition in the airline industry and vertical relations between upstream infrastructures providers and downstream air transport services providers. Her research interests are focused on industrial organization, regulation and transportation economics. Her publications have appeared in academic journals such as Transportation Research Part A, B, E, Journal of Regulatory Economics, Economics of Transportation, among others. She has been Visiting Professor at the Hong Kong Polytechnic University, Hong Kong (July 2018), Asper School of Business University of Manitoba, Canada (September 2016) and Visiting Scholar at Sauder School of Business University of British Columbia, Canada (2013, 2014).

She is Associate Fellow at the Insitute of Transport Studies Asper School of Business University of Manitoba since 2015, and Member of the Scientific Committee and Treasurer at ITEA, the International Transport Economic Association, since 2018.

She has worked as principal investigator and member of local units in numerous research projects funded by (public and private) entities and institutions such as, among others, the European Union, the Italian Ministry of Transport and Infrastructure and Ministry of Education, University and Research, the Italian National Civil Aviation Authority, the Italian Association of Traveling Carriers, numerous regional mobility agencies. Currently she is involved in the National Recovery and Resilience Plan (PNRR)-Centro Nazionale di Ricerca per la Mobilità Sostenibile (PNRR-CNM) at Sapienza University of Rome.