Our Experts Chris Tilly Professor, Department of Urban Planning, UCLAAreas of Expertise Public Transit, Shared Mobility, & Active Transportation Safety, Public Health, & Mobility JusticeContactEmail: tilly@ucla.edu Google Scholar Profile ORCID ProfileRecent Projects SEE MORE Unequal Streets: Active Transportation Safety Disparities in the SCAG Region Research Team: Riley O'Brien (lead), Chris Tilly UC Campus(es): UCLA