The parent or guardian should phone the Deans' Office 312.421.6435 between 8:00 a.m. and 10:00 a.m. on each day of the student's absence. Voice mail messages are NOT acceptable to report an absence. Upon returning to school, the student must present a note to the Deans' Office before school signed by one parent or guardian, stating the student's full name, date, and reason for absence.