In the article “Small, Nonpeptide p75NTR Ligands Induce Survival Signaling and Inhibit proNGF-Induced Death” by Stephen M. Massa, Youmei Xie, Tao Yang, Anthony W. Harrington, Mi Lyang Kim, Sung Ok Yoon, Rosemary Kraemer, Laura A. Moore, Barbara L. Hempstead, and Frank M. Longo, which appeared on pages 5288–5300 of the May 17, 2006 issue, two of the authors failed to disclose a financial conflict of interest. Dr. Stephen M. Massa and Dr. Frank M. Longo were inventors associated with a US provisional patent application (60/688,767) covering the small molecules described in the paper. The reviewers and the editors were unaware of this interest at the time the paper was reviewed.