private void hire_nurses() {
        /*
        public Nurse(String userName, String password, String firstName, String lastName, String middleName,
                 String dateOfBirth, String sex, String socialSecurity,  String emailAddress, String mobilePhone
         */

        Person aNurse = new Nurse("nurseUserName", "nusrePass", "Carla", "Turk", "A",
                "dateofb", "f", "asdfadfsocial", "email", "1212", 4);
        Person bNurse = new Nurse("nurseUserNbme", "nusrePbss", "Laverne", "Roberts", "B",
                "dbteofb", "f", "bsdfbdfsocibl", "embil", "1212", 4);
        Person cNurse = new Nurse("nurseUserNcme", "nusrePcss", "Elliot", "Reid", "C",
                "dcteofb", "f", "csdfcdfsocicl", "emcil", "1212", 4);
        Person dNurse = new Nurse("nurseUserNdme", "nusrePdss", "The", "Todd", "D",
                "ddteofb", "f", "dsdfddfsocidl", "emdil", "1212", 4);
        Person eNurse = new Nurse("nurseUserNeme", "nusrePess", "Ted", "Buckland", "E",
                "deteofb", "f", "esdfedfsociel", "emeil", "1212", 4);
        Person fNurse = new Nurse("nurseUserNfme", "nusrePfss", "Dorian", "Dorian", "F",
                "dfteofb", "f", "fsdffdfsocifl", "emfil", "1212", 4);

        allStaff.put(aNurse.getUserName(), aNurse);
        allStaff.put(bNurse.getUserName(), bNurse);
        allStaff.put(cNurse.getUserName(), cNurse);
        allStaff.put(dNurse.getUserName(), dNurse);
        allStaff.put(eNurse.getUserName(), eNurse);
        allStaff.put(fNurse.getUserName(), fNurse);
    }