“Lt. Gov. Anthony Brown and Howard County Executive Ken Ulman shook up Maryland’s 2014 gubernatorial race by announcing they will run as a ticket for the Democratic nomination in 2014. Politically and electorally, it’s a shrewd and gutsy move,” writes UMBC political science professor Thomas F. Schaller in today’s Baltimore Sun. Schaller notes, “Picking running mates before the primary remains unconventional,” with most gubernatorial and presidential candidates assuming they should make solo nomination bids and pick running mates only after receiving the nomination. Brown and Ulman, however, are positioning themselves as a complementary ticket, highlighting Brown’s service in the state …