Information from the publisher, Alfred A. Knopf, Inc.
Publishing history: First edition, first printing in Sep 2009. Designed and edited by Scott & Nix, Inc.
Links to interviews and reviews can be found on the Press about the Guide to Trees page
An explanation of the philosophy behind the guide: A Modern (holistic) approach to Tree Identification
A list of minor errors (editorial stuff, not tree identification topics)
The Tree Info page will have in-depth discussions of tree identification and updates to the tree guide, listed by species.