deletions | additions       diff --git a/Lecture_4_Guest_lecture_by__.md b/Lecture_4_Guest_lecture_by__.md  index aab6e2c..e589d50 100644  --- a/Lecture_4_Guest_lecture_by__.md  +++ b/Lecture_4_Guest_lecture_by__.md 
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How does the last name "Smith" relate to the culture of Melbourne as a city of makers?  What are the implications of letting go of terra nullius doctrine for perceptions of who are the makers in Melbourne and broader society?  Guilds -. trade socieites -> mutual benefit societies ->