Is TSL really a secret? Find out on September 23 from 9 to 10:30 at AEI’s event, “Total Student Load: The Secret to Boosting School Performance?” UCLA Professor William Ouchi, author of The Secret of TSL, will present while two panelists, Eric Nadelstern (New York City Department of Education), and our own Checker Finn, respond. RSVP and find out more information here.