| Dr. Robert Tortora (The Gallup Organization) |
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Dr. Tortora joined Gallup as its Chief Methodologist in July 1995. Since then he has designed and executed a large variety of national and international surveys for Gallup corporate and government clients. His main work includes conducting media research among Internet users, national and international product concept development (demand and price), methodological research on incentives, nonresponse bias, mode affects, cultural bias, Random Digit Dial telephone coverage and dual frame surveys. Dr. Tortora is also the Senior Managing Consultant for Gallup’s work with the Internal Revenue Services’ customer engagement program. In addition, while at Gallup Dr. Tortora has also conducted research on Internet panels, modeling e-loyalty and the design of Internet or World Wide Web surveys. Dr. Tortora is currently leading a major research project covering Eastern and Western Europe to design functionally equivalent questionnaires across all European Union member and candidate countries. He is currently an Adjunct Professor in the Department of Mathematics and Statistics at the University of Nebraska where he teaches a graduate course in Survey Sampling. Dr. Tortora is an elected Fellow of the American Statistical Association.
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