Glenn FirebaughGlenn Firebaugh is the Roy C. Buck Professor of Sociology and Demography at the Pennsylvania State University, and former Editor of the American Sociological Review. He is the author of The New Geography of Global Income Inequality (Harard, 2003) and Seven Rules for Social Research (Princeton, 2008). Currently, he is investigating racial inequality in neighborhood conditions as well as the final inequality in age at death. Read More Read Less