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Ipek Bilgen

Pronouns: She/Her

Principal Research Methodologist
Ipek is a nationally recognized expert on panel survey methodology, mixed mode design, and survey implementation.

Ipek is a principal research methodologist in the Methodology & Quantitative Social Sciences department at NORC at the University of Chicago. Ipek is also the Deputy Director of NORC’s Center for Panel Survey Sciences. Additionally, she oversees AmeriSpeak’s methodological research. As part of her role within AmeriSpeak, she also provides survey design, questionnaire development and review support, and leads cognitive interview and usability testing efforts for client studies. She has over 17 years of experience in survey research methods and received both her Ph.D. and M.S. from the Survey Research and Methodology Program at the University of Nebraska-Lincoln.

Ipek joined NORC in 2011. To date, she has managed numerous multi-mode projects which called for her expertise to contribute to decisions regarding web, computer-assisted telephone, and mail contact and implementation strategies, effective interviewing techniques, and considerations of survey error. She has worked on numerous projects during her NORC tenure such as the Project on Human Development in Chicago Neighborhoods (PHDCN), the Racial and Ethnic Approaches to Community Health Surveys (REACH), Survey of Earned Doctorates (SED), Sampling Strategies and Measure Development for the LGBT Aging Project (SAMLAP), Internet and Multi-mode Experiments for the General Social Survey (GSS), and the Justice Gap Measurement study. Additionally, in the past she directed web and emerging technologies strategic initiative at NORC and held an academic appointment as affiliate faculty at the University of Nebraska-Lincoln, Survey Research and Methodology Program, where she taught graduate-level research methods courses, including survey questionnaire design.

Ipek has presented her research in several national and international conferences, workshops, and webinars. She has published and co-authored articles in Journal of Official Statistics, Public Opinion Quarterly, Survey Practice, Social Currents, Social Science Computer Review, Field Methods, Journal of Quantitative Methods, SAGE Research Methods, and Quality and Quantity on issues related to interviewing methodology, web surveys, internet sampling and recruitment approaches, cognition and communication, and measurement error in surveys. Her current research investigates panel recruitment and retention, total survey error sources in probability-based online panels, the use of web and emerging technologies in surveys, questionnaire development and design, cognitive testing, and survey implementation issues.

Prior to joining NORC, Ipek worked at the Gallup Research Center (GRC) and was a teaching assistant at the University of Nebraska-Lincoln (UNL). During her time at GRC, she was involved in several projects which addressed methodological issues related to survey data quality and total survey error, specifically, communication and cognition in surveys, event history calendar methodology, interviewer effect on data quality, cross-cultural survey methodology, and survey data analyses.

Ipek is currently serving as Associate Editor of Public Opinion Quarterly (POQ). She is also teaching Survey Questionnaire Design course at the Irving B. Harris Graduate School of Public Policy Studies at the University of Chicago. In the past, she has served as an elected member of American Association for Public Opinion Research (AAPOR)’s Executive Council as Membership and Chapter Relations Chair. Additionally, she has served in several AAPOR committees for a decade. She has also served on Midwest Association for Public Opinion Research (MAPOR)’s Executive Council as President, Vice President, Conference Chair, and Secretary Treasurer.



University of Nebraska-Lincoln


University of Nebraska-Lincoln


Hacettepe University

Appointments & Affiliations

Associate Editor

Public Opinion Quarterly (POQ)

Adjunct Faculty Member

Harris Graduate School of Public Policy Studies at the University of Chicago

Honors & Awards

Charles Cannell Fund in Survey Methodology | 2009

The Institute for Social Research at the University of Michigan

Employee Recognition Award | 2014

NORC at the University of Chicago

Idea Lab Awards | 2015, 2017

NORC at the University of Chicago

Targeted Investment and Strategic Initiative Awards | 2016, 2020, 2021

NORC at the University of Chicago

Project Contributions

Surveys of Women

Tracking reproductive health access, contraceptive use, and abortion prevalence in nine states


Private foundation focused on education and health issues

The General Social Survey

The most rigorous, widely used data on the attitudes, opinions, and behaviors of the American public


The National Science Foundation

The Survey of Earned Doctorates

The most comprehensive annual census of new research doctorate recipients from U.S. institutions


National Center for Science and Engineering Statistics