Chances are good you know jobseekers with criminal convictions in their backgrounds. After all, about one in three American’s have been “criminally involved.” No ex-offenders in your circle of friends? Well, perhaps you know people with red flags of another sort: How about that brother-in-law whose job hopping skills would shame an Olympic hurdler? Your malcontent niece who burns through employers like Keith Richards through a pack of smokes?