Arlin Stoltzfus explains evolutionary theory

A few days ago, I asked the following questions, Is the "Modern Synthesis" effectively dead?, and What do they mean when they say they want to extend the Modern Synthesis?. The point I was trying to make was that there are many different views on evolutionary theory and it's often difficult to figure out which version of evolutionary theory someone is defending.

For example, which version of evolutionary theory is compatible with the "selfish gene" as a metaphor for evolution? Or for adaptation? Which version of the "Modern Synthesis" is being attacked in the book edited by Massimo Pigliucci and Gerd Müller? Is it the version defended by Ernst Mayr? Does it incorporate Neutral Theory and random genetic drift?

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