Outline 0: Ken Thompson space selection from _A_Quarter_Century_of_UNIX_ Introductions Give your name, rank, and serial number (major) Why are you here? What was your first experience with Unix? What do you know about Unix? Stuff Course web page, Google: "Douglas Thrift" Unix Presentations Reading: _A_Quarter_Century_of_UNIX_ Parts 1-2 or Chapters 0-9 or Pages 5-60 What is an Operating System? What is Unix? The State of Computing and Operating Systems in the late 1960s AT&T Bell Labs and Multics Anti Trust/Consent Decree AT&T