Voter Registration New to Missouri? A voter registration drive will take place September 16–19 with tables located outside of PSU on the South Mall and inside Meyer Library. Last day to register to vote or submit an address change is Wednesday, October 7, 2020. Mail-in and absentee ballot requests that are sent by mail must be received no later than 5:00 pm before the … [Read more...] about What’s happening in public affairs and assessment