There was an op-ed sort of article in last month's Adventure Cyclist about this issue - come to find out you can download the article as a .pdf file, here's the link:

http://www.adventurecycling.org/resources/doorprize.pdf

( small plug: make sure to check around the Adventure Cycling website too, good stuff! http://www.adventurecycling.org )


Professor snapdragen, anything to add???