One of the Chron’s star columnists, David Lazarus, is joining the LA Times in August, the media blog LA Observed is reporting. LA Observed learned about his move from a house ad in the Times under the heading, “He’s Got Your Back.” The copy read: “The playing field isn’t always level. Business columnist David Lazarus will make sure consumers get a fair shake.” [Feb. 23, 2006, “A tip to CEOs: Take David Lazarus to lunch”]