Expert systems have advantages over human experts including being less expensive to copy and distribute, always being accessible, containing knowledge from multiple experts, and handling transactions consistently. They can also allow lower-paid employees to perform skilled jobs and provide a way for people to discuss embarrassing issues anonymously. However, expert systems have disadvantages such as the high cost of developing rules from human experts, inability of experts to always clearly define rules, and lack of depth of knowledge to explain conclusions.

1. Expert Systems PowerPoint