"Supervisor" means an individual who has:
that is not of a merely routine or clerical nature but requires the use of independent judgment. The term includes superintendents, assistant superintendents, business managers and supervisors, directors with school corporationwide responsibilities, principals and vice principals, and department heads who have responsibility for evaluating teachers.
IC 20-29-2-19
Pre-2005 Elementary and Secondary Education Recodification Citation: 20-7.5-1-2(h).