Henri Tremblay is Java Champion. He leads EasyMock and Objenesis and contributes to Ehcache open source projects. When he was young, he made popular class mocking, invented partial mocking and was coding with pragmatism.
Learn Java 8: Lambdas and Functional Programming
This session walks through tons of examples in live coding. You will learn everything you need to know about lambdas and functional programming in Java 8. I'm the supplier. You’re the consumer (and you will get the joke after the session).