– production, mixing, recording Chad Franscoviak – engineering Ross Petersen – additional engineering Chris Steffen – additional engineering Lars Fox – digital engineering Bob Ludwig – mastering Ames Design – graphic design Danny Clinch – photography Chapman Baehler – album cover photography Charts Weekly charts Year-end charts Certifications See also List of number-one albums of 2003 (U.S.) References External links Heavier Things at Discogs 2003 albums John Mayer albums Columbia Records albums