Over the centuries, researchers have found bones and artifacts proving that humans like us have existed for millions of years. Mainstream science, however, has suppressed these facts. Prejudices based on current scientific theory act as a "knowledge filter," giving us a picture of prehistory that is largely incorrect. Cremo is a Member of the History of Science Society, The American Anthropological Association, and a research associate in history and philosophy of science for the Bhaktivedanta Institute.