Bryan Marshall is professor of political science at Miami University in Oxford, Ohio. His teaching and research focuses in the areas of Congress, congressional-executive relations, and quantitative methods. His recent book,Decision Making on the Modern Supreme Court (Cambridge University Press 2011) analyzes the process of judicial decision making.

Barry Nussbaum (@StatisticsBarry ) is former Chief Statistician at the US EPA, and is president-elect of the American Statistical Association. Included among his many accomplishments at the EPA was providing leadership to the agency effort to remove lead from gasoline

Suzanne Kunkel, Director of the Scripps Gerontology Center at Miami University, joined the Stats+Stories regulars to discuss the statistics that help us understand the patterns of aging and how this might inform policy. Suzanne was trained as a demographer. The Gapminder web is a great resource to explore data on demographic patterns throughout the world.

Tommy Wright, statistician in the US Census Center for Statistical Research and Methodology, joined the Stats+Stories regulars to discuss what the US Census Bureau does and why it is important. (The Census data visualization library is a treat and should be explored by anyone with an interest in viewing characteristics of the US.)