136: How teachers and runners chase greatness
Listen to an excerpt from Roberts' new book, Chasing Greatness: 26.2 Ways Teaching Is Like Running a Marathon.
Look inside the book here: https://www.amazon.com/Chasing-Greatness-Teaching-Running-Marathon/dp/1948212129/ref=sr_1_3?keywords=chasing+greatness&qid=1551291347&s=gateway&sr=8-3
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Show notes for this episode are at http://hacklearning.org/greatness