Ross Lecture

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a man in a suit and tie is holding a piece of paper and saying " there are three primary theories "
a man is laying on a couch writing on a piece of paper with a pen .
a man in a purple sweater is reading a book titled the petting zoo
a man covering his ears with his hands in front of a blackboard that says " definition "
a man in a suit and tie stands in front of a blackboard that says " in tracer " on it
a man in a suit and tie says " no and i 'm not going to be so save your little speech .. "