August 2003, “Table of Contents,” p. 8: “Master Class: All Over the Map” was written by Marty Cutler, not Mary Cutler.

August 2003, “Production Values: the Groove Is Out There,” pp. 32 and 36: “Ciccarelli” should be spelled “Chiccarelli.”

Personal Studio Buyer's Guide, 2004, p. 124: RealTraps, manufacturer of Wood Panel Bass Traps (reviewed in this issue of Electronic Musician on p. 141) and MiniTraps, was inadvertently omitted from the PSBG's “Sonic Treatment” category. Information on RealTraps' product line is available from the company: RealTraps; tel. (866) 732-5872 or (860) 210-1870; e-mail sales@realtraps.com; Web www.realtraps.com.