Richard Walker is Assistant Professor of Instruction of Economics at Northwestern University. He was born in Ghana, and grew up in Oman. He is the recipient of Bachelor's and Master's degrees in Economics from the London School of Economics (LSE). He received a Ph.D. in 2002 from the same institution, and subsequently taught at Oxford University. He was the British Academy Postdoctoral Fellow in the LSE Economics Department from 2003-2006, and Chief Examiner for the University of London's External Programme in Macroeconomics in 2006. Professor Walker also acted as consultant to H.M. Treasury and in the private sector. His interests are macroeconomics and political economy.