Complex sentence: Howard Shaw is a British teacher and writer, the former head of history at Harrow School, who has written in a variety of genres, particularly, in the case of fiction, drawing on his knowledge of the English public school and the Oxford University college.
Split into simpler sentences: Howard Shaw is a British teacher and writer, the former head of history at Harrow School. Shaw has written in a variety of genres, particularly, in the case of fiction, drawing on his knowledge of the English public school and the Oxford University college.