presidents, including Cleveland and Wilson were married while living in the White House. Three presidents became widowers while in office: Tyler, Benjamin Harrison and Wilson. And six former first ladies are still alive: Elizabeth Ford, Rosalynn Carter, Nancy Reagan, Barbara Bush, Hillary Clinton and Laura Bush. Martha Jefferson, Rachel Jackson, Hannah van Buren, Ellen Arthur and Alice Roosevel...

We introduce a simple solution to help consumers manage choices between healthy and unhealthy food options: vice-virtue bundles. Vice-virtue bundles are item aggregates with varying proportions of both vice and virtue, holding overall quantity constant. Four studies compare choice and perceptions of differently composed vice-virtue bundles relative to one another and to pure vice and pure virtu...

This issue of Pedometron is timed to coincide with the biennial meeting of the Pedometrics Commission, Pedometrics 2007, which is taking place in Tübingen, Germany, from 27th August. I am sure that, as in the past, the Pedometrics meeting will be a great success, and offer my thanks to Thorsten Behrens, Thomas Scholten and Volker Hennings for their work in organizing it. If you are at the meeti...