Wisconsin’s Primary is Tuesday, February 19 with polling places open from 7:00 AM until 8:00 PM. In order to vote in Wisconsin, you need to be registered. Registration can be made through your municipal clerk’s office or at your polling place on election day.
Where Do I Vote? (City of Madison)
Voter Information, FAQs (Elections Division, State of Wisconsin Government Accountability Board)
Wisconsin, Election Information You Need (VOTE411.org)
Sources for information about the candidates and issues:
2008 Presidential Primary Voters’ Guide (candidates bios—although not all still in the running, brief platforms on issues; document prepared by League of Women Voters, Education Fund)