As a Taxonomic Group, "Homo habilis" Is Challenged in the Journal Science

The limits of our genus Homo have long been controversial. One problem is that evolutionary biologists sometimes try to shoehorn un-human-like fossils into Homo in order to make it appear that ape-like and human-like creatures are kin. It's a classic case of scientists letting their evolutionary bias direct taxonomy.

What's less common is to see evolutionary paleoanthropologists admitting this has happened. Now in a recent article in Science, "Defining the genus Homo," Jeffrey H. Schwartz a...