Focus Issue Introduction: Advanced Solid-State Lasers

This joint issue of Optics Express and Optical Materials Express features 28 state-of-the-art articles written by authors who participated in the international Advanced Solid State Lasers conference, held in Boston November 4-8, 2018. This review provides a summary of these articles that cover the spectrum of solid state lasers from materials research to sources and from design innovation to applications. (C) 2019 Optical Society of America under the terms of the OSA Open Access Publishing Agreement