In this panel, organized by Siyen Fei (University of Pennsylvania), Mark Edward Lewis (Stanford University), Hilde De Weerdt (University of Oxford), and Fei presented papers that creatively engaged the work of G. William Skinner on how to conceptualize empire in time and space. Lewis proposed that the northern capital historically functioned as a peripheral center that connected the agricultural and economic centers found further south with the steppe, and this positioning, a prime concern of the dynasties founded by nomads, helped maintain China as a coherent empire. De Weerdt used social network analysis to mine Song dynastybiji for data that could model the level of connectivity of the elites that produced them. Fei explained her interes...