[3] Prior to his election to the Chicago City Council, he served as chief of staff of the Illinois Capital Development Board.

[6] In the runoff of the 2019 Chicago mayoral election, Villegas endorsed Lori Lightfoot.

[7] During her transition, Lightfoot named Villegas to be her floor leader in the City Council as well as the economic development committee chair.

[9] During the election he was accused of “misleading the public” in campaign mailers touting the congressional candidate's support for a massive affordable housing development near the Blue Line.

[10] On June 28, 2022 he was defeated by Delia Ramirez (66% to 24%) for the Democratic primary for U.S. House Illinois 3rd Congressional District.