My personal favorite editor is IntelliJ IDEA Community Edition + cursiveclojure.com plugin (not affiliated with the cursiveclojure.com people but highly recomme

My personal favorite editor is IntelliJ IDEA Community Edition + cursiveclojure.com plugin (not affiliated with the cursiveclojure.com people but highly recommend it). I don't come from an Emacs background but from what I've seen and heard from Emacs people is that it combines all the best parts of Emacs when it comes to Lisp code manipulation.