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<p>Well, you better believe it! My younger sister could have chosen two classes in the same semester; one with her own roommate, and one with mine. However, the second one was a PhD student at GSB. </p>
<p>I am not so sure why it sounds surprising to hear that some undergraduates do grade the papers of other UGs. Or is it surprising that it happens at the Farm, of all places?</p>
<p>PS I’d be happy to share the exact details with my friend Phantamasgoric who can verify my “statement.”</p>