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He was a Ravenclaw student at Hogwarts School of Witchcraft and Wizardry in Harry Potter's year. He was friends with housemates Terry Boot and Anthony Goldstein, and with them, joined Dumbledore's Army in his fifth year. That year, Michael also dated Ginny Weasley, though she dumped him by the end of the school year, after which Michael dated Cho Chang. In his seventh year, Michael rejoined the D.A. and fought in the Battle of Hogwarts.