The 2015 volume of Sociological Methodology continues a 47-year tradition of providing cutting-edge methodology for sociological research. Under the editorship of Tim F. Liao, three features are prominent in this volume:-Innovative and practical methods for substantive social science research.-Contributions by both sociologists and nonsociologists that have important methodological implications for the social sciences.-Dedication to publishing purely methodological work that may benefit sociology and the broader social sciences.