This course provides an introduction to the design and analysis of social surveys. It is intended both for students who plan to design and collect their own surveys and for those who need to understand and use data from existing large-scale surveys. Topics covered include concepts of target populations, survey estimation and inference; sampling error and nonsampling error; sample design and sampling theory; methods of data collection; online surveys; use of smartphones and digital devices; responsive sample designs; interviewing; cognitive processes in answering survey questions;  longitudinal and comparative surveys; design and evaluation of survey questions; nonresponse error; survey weights; analysis of data from complex surveys; and accessing, preparing and working with secondary data from existing social surveys.