Nope, it doesn't. It may encourage it, but by no means is it required. Common Lisp was the first standardized object oriented language, actually (https://secure

Nope, it doesn't. It may encourage it, but by no means is it required. Common Lisp was the first standardized object oriented language, actually (https://secure.wikimedia.org/wikipedia/en/wiki/Common_Lisp_Object_System https://secure.wikimedia.org/wikipedia/en/wiki/Common_Lisp_O...). You can write Lisp code that's as imperative as Java. Whether this is good or bad is left up to the reader.