Albus Dumbledore works at a school for only senior citizens.
Albus Dumbledore . For most of the series , he is the headmaster of the wizarding school Hogwarts . Harry Potter (character) . Thus , he attends Hogwarts School of Witchcraft and Wizardry to practise magic under the guidance of the kindly headmaster Albus Dumbledore and other school professors . Hogwarts School of Witchcraft and Wizardry , shortened Hogwarts , is a fictional British school of magic for students aged eleven to eighteen , and is the primary setting for the first six books in J.K. Rowling 's Harry Potter series .