Students that have related services as part of their IEP will receive such services in the frequency and duration as determined by his/her IEP team. Oak Lawn Community High School employs three full-time social workers, a full-time psychologist, a full-time nurse and a nurse’s assistant. As a member of the AERO Cooperative of Special Education, we contract speech/language, occupational therapy, physical therapy, Board Certified Behavior Analyst (BCBA), in addition to other related services. We also contract Hearing/Vision/O & M services through DuPage County Special Education Association (SASED/CASE).