Users of these datasets agree that they are for research and not for commercial use. Users may not distribute full datasets to others, though authors of published work may post partial datasets to reputable repositories as needed for replication purposes. Users must adhere to U.S. federal guidelines on research with data from human subjects. Users’ analyses and interpretations are their own, and LAPOP and its affiliated individuals are not responsible for that work. Neither LAPOP nor Vanderbilt provide any warranties on the data.