Universität Mannheim / Sowi / sswml / Team / Florian Keusch

Prof. Dr. Florian Keusch

© Eva Menezes/ISR

University of Mannheim
Assistant Professor of Statistics and Methodology  and Project Assistant IPSM

A5, 6,
entrance C, room 213

Phone: +49 (0)621 181-3214
Office Hours: by appointment


FSS 2017
Dissertation TutorialPortal2
FSS 2017
Exemplary Empirical Studies

Research Interests

Nonresponse and measurement error in web and mobile web surveys; Passive mobile data collection; Online Panels; Survey participation decision; Survey gamification; Visual design effects in questionnaires; Scale direction effects


Florian is an Assistant Professor of Statistics and Methodology at the University of Mannheim School of Social Sciences and an Adjunct Assistant Professor at the Joint Program in Survey Methodology (JPSM) at the University of Maryland. He also serves on the Faculty Board of the International Program in Survey and Data Science (IPSDS). He received his PhD in Social and Economic Sciences (Dr.rer.soc.oec.) from WU, Vienna University of Economics and Business, Austria, in 2011. Before joining the University of Mannheim, he was a Post-doc Research Fellow at the Program in Survey Methodology at the University of Michigan's Institute for Social Research.



Liu, M. & Keusch, F. (in press). Effects of ordinal scale direction on acquiescent and extreme response style. Journal of Official Statistics.

Wagner, A., Keusch, F., Yan, T., & Clarke, P. (in press). The impact of weather on summer and winter exercise behaviors. Journal of Sport and Health Science.

Keusch, F. & Zhang, C. (2015). A review of issues in gamified survey design. Social Science Computer Review. Published online before print November 17, 2015. DOI: 10.1177/0894439315608451  

Keusch, F. (2015). Why do people participate in Web surveys? Applying survey participation theory to Internet survey data collection. Management Review Quarterly, 65, 183-216. DOI: 10.1007/s11301-014-0111-y  

Yan, T. & Keusch, F. (2015). The effects of the direction of rating scales on survey responses in a telephone survey. Public Opinion Quarterly, 79, 145-165. DOI: 10.1093/poq/nfu062

Keusch, F. (2014). The influence of answer box format on response behavior on list-style open-ended questions. Journal of Survey Statistics and Methodology, 2, 305-322. DOI: 10.1093/jssam/smu007  

Keusch, F. (2013). The role of topic interest and topic salience in online panel web surveys. International Journal of Market Research, 55, 59-80.

Keusch, F. (2012). How to increase response rates in list-based web survey samples. Social Science Computer Review, 30, 380-388. DOI: 10.1177/0894439311409709

Details about his vita and a full list of publications can be found at floriankeusch.weebly.com