I'd say Scheme and Haskell are functional languages, as they emphasize programming in a functional style: Composing functions to process values. "Value-oriented

I'd say Scheme and Haskell are functional languages, as they emphasize programming in a functional style: Composing functions to process values. "Value-oriented programming". I never understood why anyone classified Lisp (typically CL) as a functional language, as it isn't any more functional than Python, Ruby or Perl.