The Journal of the Optical Society of America B (JOSA B) emphasizes quantum optics, lasers, and nonlinear optics. JOSA B is a general research journal and complements JOSA A. It features current research on lasers, fiber optics, nonlinear optics, optical coherent transients, multiphoton processes, effects of laser radiation, spectroscopy, and advances in nonlinear optical materials, science, and technology, among other topics.