The state of Kansas not withstanding, no one at the finish line of the 20th century should have a problem with the idea of educating people about the concept of evolution. Those are facts.
Evolution is also a fact.
Plus, understanding the principles of evolution is critical to understanding a variety of environmental and medical phenomena. Like many other concepts during the course of history, evolution has been challenged as heretical. But progress seems to be being made. Evolution is as real as gravity. And overwhelming evidence supporting evolutionary change in organisms resides inside of all of us in the form of bacteria.