Complex sentence: Amotz Asa-El was the Jerusalem Post's executive editor in 2002-2005, and before that served as its business editor, news editor, and editor of its overseas edition, The International Jerusalem Post.
Split into simpler sentences: Amotz Asa-El was the Jerusalem Post's executive editor from 2002-2005. Before that he served as its business editor, news editor, and editor of its overseas edition, The International Jerusalem Post.