Erik Ringmar teaches political science at Lund University, Sweden. He has a PhD in political science from Yale University and taught for 12 years in the Government Department at the London School of Economics, and for seven years as a professor of international politics in China. Erik has written five books and some 40 articles exploring the history of international relations both from a European and an East-Asian perspective. His CV is here. Erik’s writings have been widely used as teaching material at universities around the world (click here). In addition to this textbook, he is also writing a book on war and will power and a book on the political theory of nomadic societies. He puts all his articles on Academia.edu.