Homo erectus Hunter (IMAGE) University of Iowa Caption University of Iowa anthropologist Russell Ciochon led an international team that has determined the age of the last known settlement by Homo erectus, a direct ancestor to modern humans. Credit Tim Schoon, University of Iowa Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.