5: The Genus Homo and the Emergence of Us Last updated Save as PDF Page ID 149979 Jennifer Hasty, David G. Lewis, & Marjorie M. Snipes OpenStax 5.1: Introduction 5.2: Defining the Genus Homo 5.3: Tools and Brains- Homo habilis, Homo ergaster, and Homo erectus 5.4: The Emergence of Us- The Archaic Homo 5.5: Tracking Genomes- Our Human Story Unfolds 5.6: Key Terms 5.7: Summary 5.8: Critical Thinking Questions 5.9: Bibliography