We’re all struggling with heightened anxiety these days. And for subs, the nature of our job is not conducive to relaxation. Simply being a substitute teacher in Chicago Public Schools is not a job for someone who relies on order and predictability. Most of the time you are expected to just jump in and get to work, making sure that 15 or 30 or 50 children somewhere between the ages of 4 and 21 have a relatively successful school day and learn something, and that nobody gets hurt or dies in the process.