1. Mal is a Clojure inspired Lisp interpreter 2. Mal is a learning tool Each implementation of mal is separated into 11 incremental, self-contained (and testable) steps that demonstrate core concepts of Lisp. The last step is capable of self-hosting (running the mal implementation of mal). See the make-a-lisp process guide. The make-a-lisp steps are: step0_repl step1_read_print step2_eval step3_en