From 2017 to 2019, I served as the Chair of the USC Economics Department. Josh Aizenman served before me and he taught me the ropes. Under Josh's leadership, great things were already taking place at USC Econ and I built on this momentum.
Back in 2011, my old friend Enrico Moretti published his important New Geography of Jobs book. You can read a synopsis here. Along with many other urban economic scholars, I am fascinated by how different geographic locations compete for jobs and people.