Paradigms of Artificial Intelligence Programming: Case Studies in Common Lisp https://norvig.com/paip.html https://norvig.com/paip.html Classic expert systems

Paradigms of Artificial Intelligence Programming: Case Studies in Common Lisp https://norvig.com/paip.html https://norvig.com/paip.html Classic expert systems, but IMHO not outdated. I think they will make a comeback soon once we understand how to integrate probabilistic reasoning, logic and connectionist approaches.