Around 1500 B.C., the Anasazi, ancestors of the Pueblo Native Americans, thrived in the Four Corners region. They built intricate pueblos and were skilled in pottery, basket-making, and rock art.

I glanced at the recent cover blurb, “What Happened to the Anasazi?” and felt a familiar and weary irritation (HCN, 10/3/05: Out of the Four Corners). I continue to believe the only adequate response ...