This article was originally published at the defunct Skepticblog.org on Feb 3, 2014. An archived version is available here.

Tomorrow, as many of you know, Bill Nye “the Science Guy” will take the stage with Answers in Genesis frontman Ken Ham to debate the topic of evolution. For those of you interested, the event may be watched streaming for free, live at 7 PM Eastern on February 4, 2014.

Are such debates a good idea? As you might gather from the many divergent opinions on Nye’s choice, the answer is far from clear. Too much depends upon the circumstances, format, and participants of the “debate.” Also, it is often argued—and I tend to agree with this argument—that there are figures too cynical to be fruitfully engaged in any format. (My initial gut feeling was that Ham may not be a fair-minded opponent, and that this particular debate may not have been a wise decision for Nye for that reason—though Randy Olson has almost brought me around with this thoughtful post.) Read more