This document provides guidance for librarians interested in reviewing books for the Library Journal (LJ). It outlines the benefits of reviewing, such as professional development, publication opportunities, and influencing collection development worldwide. The process involves writing sample reviews, specializing in a subject area, contacting LJ editors, and completing an application. Reviews should be around 175 words and include an evaluation, comparison to similar books, the author's qualifications, and a recommendation. Reviews are submitted by email and appear in monthly issues of LJ.