What Questions About Evolution Come Down to Is, "Who ARE We?"

I have never had strong views about human evolution. But in recent years, I got a chance to look at hundreds of articles making claims for it. A summary of what I learned might be useful:

1. Real (and imagined) "human evolution" is now so integral to our culture that demand outpaces authenticity. The disappointing history of Sahelanthropus, Orrorin, and Ardi, all hailed in 2001 as human ancestors, attests to the frustrating search for "missing links." Sediba, another supposed ancestor, fared...