Is an employer vicariously liable for a hostile work environment created by a supervisor?

An employer is vicariously liable for a hostile work environment created by a supervisor. Vance v. Ball State Univ. , U.S. , 133 S.Ct. 2434, 2439, 186 L.Ed.2d 565 (2013). A supervisor is a person who can take tangible employment actions against an employee, including effecting "significant change in employment status, such as hiring, firing, failing to promote, reassignment with significantly different responsibilities, or a decision causing a significant change in benefits." Id. at 2443 (citation omitted).