Graduation and prom dress standards in some schools raise constitutional free speech concernsBOISE, Idaho—The American Civil Liberties Union (ACLU) of Idaho today released new resources for Idaho public school students and sent a letter to public school district superintendents statewide to alert and remind them to review all school dress policies to ensure compliance with constitutional standards. The ACLU of Idaho was recently alerted to discriminatory dress code standards for high school graduation that, for example, require girls to wear dresses and boys to wear pants.