Complex sentence: Until 2007, he was a fellow at the Shalem Center in Jerusalem, founded by his older brother Yoram Hazony, and from 2004-2007 served as editor in chief of "Azure", its quarterly.
Split into simpler sentences: Until 2007, he was a fellow at the Shalem Center in Jerusalem, founded by his older brother Yoram Hazony. In 2004-2007, he served as editor in chief of "Azure", its quarterly.