Craig A. Hill, PhD, is Senior Vice President for the Survey, Computing, and Statistical Sciences at RTI International. He has more than thirty years of experience in survey research, having directed survey research projects for a wide variety of federal, academic, and commercial clients. Elizabeth Dean, MA, is a Survey Methodologist at RTI International. She specializes in the development and testing of innovative applications of survey methodology, such as designing surveys for various social media platforms, investigating the use of virtual worlds to increase survey privacy, and adapting cognitive pretesting methods for use with emerging technologies. Joe Murphy, MA, is a Survey Methodologist at RTI International. His research focus includes the implementation of new data collection processes and analytic techniques to maximize data quality, increase response, and reduce costs, as well as the role of new technologies and social media in the collection and analysis of social data.

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