Sidney Poitier (right) and Glenn Ford (standing) in the 1955 film, Blackboard Jungle. The Kobal Collection hide caption itoggle caption The Kobal Collection K-12 Delinquent. Dropout. At-Risk. What's In A Name? by Anya Kamenetz April 28, 2015 How we describe students affects how we approach them, whether as a risk or an opportunity.