Editorial: Special issue of the 8th Symposium of the European Association of Research in Transportation

This special issue presents three selected papers from the 8th Symposium of the European Association of Research in Transportation (hEART) that was held from 4 to 6 September 2019 in Budapest, Hungary. The three contributions reflect the interdisciplinary nature of the conference, covering different areas of transportation research with different methodologies. They also all connect to some of the current challenges of the community, as highlighted by the keynote speakers