In addition to "ethnic" costumes, the email also discouraged students from wearing costumes relating to deportation and mental illness.

The editorial board of a University of Florida student newspaper tells students to “Leave the racist costumes at the store.”

The University of Minnesota-Duluth’s office of Academic Affairs has encouraged students to pick respectful Halloween costumes this year.

"Certain Halloween costumes inappropriately perpetuate racial, cultural, and gender stereotypes"