John Rennie Short is a professor at the School of Public Policy, University of Maryland, Baltimore County. An expert on urban issues, environmental concerns, globalization, political geography and the history of cartography, he has studied cities around the world, and lectured to a variety of audiences. Recent books include: World Regional Geography (2019) Hosting The Olympic Games: The Real Costs for Cities (2018), The Unequal City (2018), Human Geography (2018, 2nd ed), A Research Agenda for Cities (2017), Urban Theory (2015, 2nd ed.), Stress Testing The USA (2013), Cities and Nature (2013, 2nd ed.) and Globalization, Modernity and The City (2012).