In 2014 , he reported on Wonkblog that there had only been 31 credible cases of voter impersonation from 2000 to August 2014 , out of more than 1 billion ballots cast during this period .
Levitt is an academic researcher on election and constitutional law .
In 2014 , Levitt reported on Wonkblog that there had only been 31 credible cases of voter impersonation from 2000 to August 2014 , out of more than 1 billion ballots cast during this period .
Levitt is an academic researcher on election and constitutional law .