20 minutes is nowhere near enough time. You can just tell them that the paradigm shift from "What's wrong with you?" to "What happen to you?". And give the class a certificate for Trauma Informed. ACES awareness needs and in-depth understanding so individuals will come away with a true empathy for people they are serving. Over the past 5 years I have talked with many professional people about aces and when I get onto my soap box, it's more than 20 minute. From Doctors, nurses, firefights, teachers and paramedics no one picked up the ball to carry it any further.