From the front of the book: This campaign book is an official supplement to the Living Kingdoms of Kalamar campaign. The materials included within supercede any rulings made in previously published adventures for the Living Kingdoms of Kalamar campaign. This is a yearly document and new campaign rulings and clarifications will be included in future editions. The materials in this book are made in cooperation with the Pekal Gazetteer, correcting any discrepancies that may have occurred between that book's publishing and official Living Kingdoms of Kalamar adventures. user comment This is an official D&D 3.5 release, and carries the Dungeons & Dragons logo