Of the 13 models created by political science professors across the U.S., five are in favor of Mitt Romney, five are in favor of Obama, and three are toss-ups. File photo by Tanya Parker.

Of the 13 models created by political science professors across the U.S., five are in favor of Mitt Romney, five are in favor of Obama, and three are toss-ups. File photo by Tanya Parker.

Of the 13 models created by political science professors across the U.S., five are in favor of Mitt Romney, five are in favor of Obama, and three are toss-ups. File photo by Tanya Parker.