Spinning the Wheels and Rolling the Dice: Life-Cycle Costs and Benefits of Bicycle Commuting in the U.S. • Ryan D. Edwards, Queens College, City University of New York (CUNY) ; Carl Mason, University of California, Berkeley

The Contribution of Smoking to Educational Differences in U.S. Life Expectancy • Jessica Y. Ho, Duke University ; Andrew Fenelon, Brown University

Estimating the Effects of Weight and Weight Change Using a Dynamic Causal Model • Bochen Cao, University of Pennsylvania

The Complex Relationship between Cigarette Smoking and Obesity • Andrew Fenelon, Brown University ; Andrew Foster, Brown University