Samuel H. Williamson, cofounder and president of MeasuringWorth, is Professor of Economics, Emeritus, from Miami University. His specialties are economic history, pensions and the economics of Social Security. He has published over a dozen articles in journals such as The American Economic Review and The Journal of Economic History, as well as book chapters and reviews. In 1983 he was the cofounder of The Cliometric Society and served as its executive director for sixteen years. He also created EH.Net, the economic history services website, in 1996, and was its executive director until 2003. His vita can be viewed on the MeasuringWorth website, Professor Williamson divides his time between Chicago and Northern Michigan and enjoys sailing.