Wisconsin Reading Coalition, via a kind email:

DPI held public hearings on the Common Core State Standard today, December 19, in Milwaukee, LaCrosse, and Ashland. The public may submit written testimony on the CCSS to DPI until January 3, 2014. Testimony may be send via email to CCSSTestimony @dpi.wi.gov or mailed to DPI at P.O. Box 7841, Madison, WI 53707-7841.
This is separate from the legislative hearings on the CCSS which were held in October. The following information has been provided by DPI to update us on developments since the legislative hearings.
NEW Developments since October Hearing Opportunity
On December 11, the Assembly special committee on CCSS released the following report and on December 12, voted on eight recommendations crafted after hearing public testimony at the four hearings in October. Read more about the outcome of that vote from the committee chair press release here or view the Wisconsin Eye video of this vote and discussion here (120 min).
On December 11, the Senate special committee released their report and recommendations. It is unclear whether the Senate committee will also vote on their recommendations.