One of the most recent offspring of the venerable Lisp, Clojure is a dynamic programming language targeted at the Java Virtual Machine (JVM) and Common Language Runtime (CLR). Since its release in 2007, Clojure has gained rapid traction due to its robust support for multithreaded systems. This session provides a gentle introduction to Clojure, how its functional programming model supports concurrency, and why it might be the perfect choice for your next Heroku application.