Before joining Protect Democracy, Corey served in leadership positions in both the policy and campaign arenas. Most recently, he served as a senior campaign advisor to U.S. Senator Elizabeth Warren. Prior to that, he served as a Legislative Assistant to U.S. Senator Claire McCaskill and Deputy Campaign Manager of her 2012 re-election campaign. Corey has also served as a state director for Hillary for America and as a grassroots campaigns and media consultant, with a focus on communities of color in “battleground” states.