It's possible that what we can express with the Common Lisp Object System is a generalization that isn't OOP. It goes beyond OOP and includes it. I.e. OOP is a

It's possible that what we can express with the Common Lisp Object System is a generalization that isn't OOP. It goes beyond OOP and includes it. I.e. OOP is a style of programm organization (readily realizable under CLOS) where we associate operations with the leftmost argument and its type.