Much of Kezwer's writing focuses on the Middle East and the Jewish People. Among the newspapers he writes for are The Jerusalem Post, The Jerusalem Report and The Jewish Tribune in Toronto, Canada. He moved from Toronto to Israel in 2005.Friedman, Ron (January 6, 2010). "Failing grades raise questions about tour guide course: Students claim foul play as failure rate skyrockets to 70%: Tourism Ministry denies implementing new quota system", The Jerusalem Post, p. 5.
Apart from his work as a writer and editor, Kezwer is a tour guide, and a sculptor working in granite, alabaster, glass and metal.