 He works from his studios on the Time Warner Building.Lurie appears twice in the Guinness Book of World Records beginning in 1999 as ""the most widely syndicated political cartoonist in the world"" and ""as a member of the oldest traceable family in existence"", which former Chief Rabbi Lau of Israeli and the Jerusalem Institute of Jewish Genealogy concluded that the Lurie family directly descends from the Royal House of the biblical King David, and can trace its genealogy back to the 10th Century, BCE.The Lurie family tree includes the prophet Isaiah (8th century, BCE), Rashi (1040–1105), Hillel Hanasi "the Elder" (30 BCE-1st century CE), Felix Mendelssohn, Karl Marx, Sigmund Freud, Salvador Luria, Yehudi Menuhin, Sir Immanuel Jakobovitz, and Ranan Lurie.