Mitarbeiterinnen und Mitarbeiter

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Vita

2015 Promotion (Dr. rer. soc.) an der Universität Mannheim mit der Dissertation "Satisficing in Befragungen: Theorie, Messung und Erklärung". 2002-2009 Magisterstudium der Soziologie und Politikwissenschaft an der Technischen Universität Dresden. Magisterarbeit mit dem Thema "Determinanten kriminellen Handelns. Ein empirischer Test der General Theory of Crime, der Werterwartungstheorie und des Einflusses von Normen", ausgezeichnet mit dem Absolventenpreis der Philosophischen Fakultät der TU Dresden.

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Service

  • Projektkoordination für die German Longitudinal Election Study (GLES)
  • Survey Management für die Panelstudien der German Longitudinal Election Study (GLES)


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Forschung

  • Umfragemethodik
  • Politische Soziologie
  • Soziologie abweichenden und kriminellen Handelns

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Veröffentlichungen

Publikation

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Zeitschriftenaufsatz

Schmidt, Katharina, Tobias Gummer, and Joss Roßmann. 2020. "Effects of Respondent and Survey Characteristics on the Response Quality of an Open-Ended Attitude Question in Web Surveys." methods, data, analyses 14 (1): 3-34. doi: http://dx.doi.org/10.12758/mda.2019.05.

Gummer, Tobias, Vera Vogel, Tanja Kunz, and Joss Roßmann. 2020. "Let’s put a smile on that scale: Findings from three web survey experiments." International Journal of Market Research 62 (1): 18-26. doi: http://dx.doi.org/10.1177/1470785319858598.

Roßmann, Joss, Tobias Gummer, and Lars Kaczmirek. 2020. "Working with User Agent Strings in Stata: The parseuas Command." Journal of Statistical Software 92 (February 2020): 16. doi: http://dx.doi.org/10.18637/jss.v092.c01.

Gummer, Tobias, Franziska Quoß, and Joss Roßmann. 2019. "Does increasing mobile device coverage reduce heterogeneity in completing web surveys on smartphones?." Social Science Computer Review 37 (3): 371-384. doi: http://dx.doi.org/10.1177/0894439318766836.

Gummer, Tobias, Manuela S. Blumenberg, and Joss Roßmann. 2019. "Learning effects in coders and their implications for managing content analyses." International Journal of Social Research Methodology 22 (2): 139-152. doi: http://dx.doi.org/10.1080/13645579.2018.1503789.

Gummer, Tobias, and Joss Roßmann. 2019. "The effects of propensity score weighting on attrition biases in attitudinal, behavioral, and socio-demographic variables in a short-term web-based panel survey." International Journal of Social Research Methodology 22 (1): 81-95. doi: http://dx.doi.org/10.1080/13645579.2018.1496052.

Quinlan, Stephen, Tobias Gummer, Joss Roßmann, and Christof Wolf. 2018. "‘Show me the money and the party!’ – variation in Facebook and Twitter adoption by politicians." Information, Communication & Society 21 (8): 1031-1049. doi: http://dx.doi.org/10.1080/1369118X.2017.1301521.

Roßmann, Joss, Tobias Gummer, and Henning Silber. 2018. "Mitigating Satisficing in Cognitively Demanding Grid Questions: Evidence from Two Web-Based Experiments." Journal of Survey Statistics and Methodology 6 (3): 376-400. doi: http://dx.doi.org/10.1093/jssam/smx020.

Gummer, Tobias, Joss Roßmann, and Henning Silber. 2018. "Using instructed response items as attention checks in web surveys: Properties and implementation." Sociological Methods & Research online first 1-27. doi: http://dx.doi.org/10.1177/0049124118769083.

Silber, Henning, Joss Roßmann, and Tobias Gummer. 2018. "When Near Means Related: Evidence from Three Web Survey Experiments on Inter-Item Correlations in Grid Questions." International Journal of Social Research Methodology 21 (3): 275-288. doi: http://dx.doi.org/10.1080/13645579.2017.1381478.

Roßmann, Joss, and Tobias Gummer. 2016. "Using Paradata to Predict and Correct for Panel Attrition." Social Science Computer Review 34 (3): 312-332. doi: http://dx.doi.org/10.1177/0894439315587258.

Gummer, Tobias, and Joss Roßmann. 2015. "Explaining Interview Duration in Web Surveys: A Multilevel Approach." Social Science Computer Review 33 (2): 217-234. doi: http://dx.doi.org/10.1177/0894439314533479.

Roßmann, Joss, Jan Eric Blumenstiel, and Markus Steinbrecher. 2015. "Why Do Respondents Break Off Web Surveys and Does It Matter? Results From Four Follow-up Surveys." International Journal of Public Opinion Research 27 (2): 289-302. doi: http://dx.doi.org/10.1093/ijpor/edu025.

Gummer, Tobias, and Joss Roßmann. 2013. "Good Questions, Bad Questions? A Post-survey Evaluation Strategy Based on Item Nonresponse." Survey Methods : Insights from the Field August. http://surveyinsights.org/?p=2330.

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Beitrag im Sammelwerk

Roßmann, Joss, Manuela S. Blumenberg, and Tobias Gummer. 2017. "Einleitung." In Bericht zur Datenqualität der GLES 2013, edited by Joss Roßmann, Manuela S. Blumenberg, and Tobias Gummer, GESIS Papers 2017/13, 11-15. http://www.gesis.org/angebot/publikationen/gesis-papers/.

Gummer, Tobias, and Joss Roßmann. 2017. "Item-Nonresponse." In Bericht zur Datenqualität der GLES 2013, edited by Joss Roßmann, Manuela S. Blumenberg, and Tobias Gummer, GESIS Papers 2017/13, 85-112. http://www.gesis.org/angebot/publikationen/gesis-papers/.

Roßmann, Joss. 2017. "Outcome Rates." In Bericht zur Datenqualität der GLES 2013, edited by Joss Roßmann, Manuela S. Blumenberg, and Tobias Gummer, GESIS Papers 2017/13, 16-24. Köln: GESIS.

Roßmann, Joss, Tobias Gummer, and Christof Wolf. 2014. "Twitter im Wahlkampf." In Zwischen Fragmentierung und Konzentration: Die Bundestagswahl 2013, edited by Rüdiger Schmitt-Beck, Hans Rattinger, Sigrid Roßteutscher, Bernhard Weßels, and Christof Wolf, Wahlen in Deutschland 2, 61-72. Baden-Baden: Nomos.

Roßmann, Joss, Manuela S. Blumenberg, and Tobias Gummer. 2013. "Einleitung." In Bericht zur Datenqualität der GLES 2009, edited by Manuela S. Blumenberg, Joss Roßmann, and Tobias Gummer, GESIS - Technical Reports 2013/14, 12-13. http://www.gesis.org/publikationen/gesis-technical-reports/.

Gummer, Tobias, and Joss Roßmann. 2013. "Item-nonresponse." In Bericht zur Datenqualität der GLES 2009, edited by Manuela S. Blumenberg, Joss Roßmann, and Tobias Gummer, GESIS - Technical Reports 2013/14, 40-132. http://www.gesis.org/publikationen/gesis-technical-reports/.

Roßmann, Joss. 2013. "Response rates." In Bericht zur Datenqualität der GLES 2009, edited by Manuela S. Blumenberg, Joss Roßmann, and Tobias Gummer, GESIS - Technical Reports 2013/14, 14-21. http://www.gesis.org/publikationen/gesis-technical-reports/.

Roßmann, Joss. 2008. "Sozialer Zusammenhalt und medienvermittelte Kommunikation: Wie verändern moderne Medien ehrenamtliches Engagement?." In Unterstützung und Ausgrenzung durch sozialen Zusammenhalt: Human- und Sozialkapital in der empirischen soziologischen Forschung, edited by Guido Mehlkop, and Peter Graeff, Dresdner Beiträge zur Soziologie 3, 61-89. Münster: Monsenstein u. Vannerdat.

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Monographie

Roßmann, Joss. 2017. Satisficing in Befragungen: Theorie, Messung und Erklärung. Schriftenreihe der ASI – Arbeitsgemeinschaft Sozialwissenschaftlicher Institute. Wiesbaden: Springer VS. doi: http://dx.doi.org/10.1007/978-3-658-16668-7.

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Arbeits- und Diskussionspapier

Roßmann, Joss, Manuela S. Blumenberg, and Tobias Gummer. 2017. Bericht zur Datenqualität der GLES 2013. GESIS Papers 2017/13. Köln: GESIS. urn: urn:nbn:de:0168-ssoar-52179-0.

Blumenberg, Manuela S., Joss Roßmann, and Tobias Gummer. 2013. Bericht zur Datenqualität der GLES 2009. GESIS - Technical Reports 2013/14. http://www.gesis.org/publikationen/gesis-technical-reports/.

Steinbrecher, Markus, Joss Roßmann, and Michael Bergmann. 2013. Das Wahlkampf-Panel der German Longitudinal Election Study 2009: Konzeption, Durchführung, Aufbereitung und Archivierung. GESIS-Technical Reports 2013/17. Köln: GESIS. http://www.gesis.org/publikationen/gesis-technical-reports/.

Steinbrecher, Markus, Joss Roßmann, and Michael Bergmann. 2013. The short-term campaign panel of the German Longitudinal Election Study 2009: design, implementation, data preparation, and archiving. GESIS -Technical Reports 2013/20. Köln: GESIS. http://www.gesis.org/publikationen/gesis-technical-reports/.

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Daten/Software

Glinitzer, Konstantin, Tobias Gummer, Joss Roßmann, and Malte Kaukal. 2018. plztowknr: A Stata module to translate German zip codes into electoral districts: (Version: 1.0) [Computer Software]. Chestnut Hill, MA: Boston College. https://EconPapers.repec.org/RePEc:boc:bocode:s458480.

Roßmann, Joss. 2017. RESPDIFF: Stata module for generating response differentiation indices (Version 1.0): [Computer Software]. Chestnut Hill, MA: Boston College. http://EconPapers.repec.org/RePEc:boc:bocode:s458315.

Roßmann, Joss, and Tobias Gummer. 2016. PARSEUAS: Stata Module to Extract Detailed Information From User Agent Strings (Version: 1.3): [Computer Software]. Chestnut Hill, MA: Boston College. http://econpapers.repec.org/software/bocbocode/S457937.htm.

Roßmann, Joss. 2015. RSPEEDINDEX: Stata module to compute a response speed index and perform outlier identification (Version: 0.4) [Computer Software]. Chestnut Hill, MA: Boston College. http://econpapers.repec.org/software/bocbocode/s458007.htm.

Roßmann, Joss. 2015. SPEEDERGLES: Stata module to compute the GLES response speed index (Version: 1.0): Computer Software: Chestnut Hill, MA: Boston College. http://econpapers.repec.org/software/bocbocode/s457996.htm.

Vortrag

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Konferenzbeitrag

Silber, Henning, Joss Roßmann, and Tobias Gummer. 2019. "Attention checks in web surveys: The issue of false positives due to non-compliance." GOR 19 : General Online Research Conference, 11.03.2019.

Roßmann, Joss. 2019. "Effects of survey design and smartphone use on response quality: Evidence from a web survey experiment." GOR 19 : General Online Research Conference, 06.03.2019.

Roßmann, Joss, Tobias Gummer, David Bretschi, and Jessica Daikeler. 2019. "Using Attention Checks in Mail Questionnaires and Probability-Based Samples: Initial Evidence from a Mixed-Mode Survey Experiment." ESRA 2019 : 8th Conference of the European Survey Research Association, Zagreb (Croatia), 16.07.2019.

Roßmann, Joss, Cornelia Neuert, and Henning Silber. 2019. "Using Eye-Tracking to Study the Effects of Three Different Grid Question Designs on Response Burden in Web Surveys." ESRA 2019: 8th Conference of the European Survey Research Association. Zagreb (Croatia), 15.07.2019.

Bucher, Hannah, Marie Kühn, and Joss Roßmann. 2018. "Coverage Bias in Election Research Using Data From Social Media." BigSurv18, 26.10.2018.

Roßmann, Joss, and Tobias Gummer. 2018. "Do modifications to the traditional grid question design reduce the respondents’ burden and increase response quality?." General Online Research (GOR18), 28.02.2018.

Gummer, Tobias, Joss Roßmann, and Henning Silber. 2017. "Does the Exposure to an Instructed Response Item Attention Check Affect Response Behavior?." General Online Research Conference (GOR 2017).

Roßmann, Joss. 2017. "How Stable is Satisficing in Online Panel Surveys?." General Online Research (GOR17), 15.03.2017.

Silber, Henning, Tobias Gummer, and Joss Roßmann. 2017. "Question Characteristics and Response Behavior." ESRA 2017: 7th Conference of the European Survey Research Association.

Schmidt, Katharina, Tobias Gummer, and Joss Roßmann. 2017. "What Characteristics Affect the Response Quality of Open-ended Attitude Questions? A Study on Respondent and Survey Level Factors in Web Surveys." ESRA 2017: 7th Conference of the European Survey Research Association, 17.07.2017.

Gummer, Tobias, Joss Roßmann, and Henning Silber. 2017. "Who fails and who passes instructed response item attention checks in web surveys?." ESRA 2017: 7th Conference of the European Survey Research Association.

Roßmann, Joss. 2017. "Within-Respondent Variation in Satisficing across Waves of a Panel Survey." ESRA 2017: 7th Conference of the European Survey Research Association, 17.07.2017.

Gummer, Tobias, and Joss Roßmann. 2016. "Propensity score weighting in a web-based panel survey: Comparing the effects on attrition biases in attitudinal, behavioral, and socio-demographic variables." General Online Research Conference (GOR 2016), 02.03.2016.

Roßmann, Joss, Tobias Gummer, and Stephen Quinlan. 2016. "The effects of using Facebook and Twitter on candidates’ electoral success: The case of the German Federal Election 2013." General Online Research Conference (GOR 2016), 02.03.2016.

Quinlan, Stephen, Tobias Gummer, Joss Roßmann, and Christof Wolf. 2015. "Show me the money and the party: Social media adoption by candidates in the 2013 German elections." EPSA 2015: 5th Annual General Conference of the European Political Science Association, 25.06.2015.

Quinlan, Stephen, Tobias Gummer, Joss Roßmann, and Christof Wolf. 2015. "Social media in election campaigns: Different channels, different patterns?." GOR 15: General Online Research Conference.

Gummer, Tobias, Joss Roßmann, and Christof Wolf. 2014. "Candidates’ Twitter Use in the German Election 2013." GOR 14 : General Online Research Conference.

Roßmann, Joss, and Tobias Gummer. 2014. "Using Paradata to Predict and to Correct for Panel Attrition in a Web-Based Panel Survey." GOR 14 : General Online Research Conference.

Gummer, Tobias, and Joss Roßmann. 2013. "Explaining interview duration in web surveys on political attitudes and behavior: a multilevel approach." 66th Annual Conference of the World Association for Public Opinion Research (WAPOR).

Roßmann, Joss. 2013. "Identifying and mitigating satisficing in web surveys: some experimental evidence." 5th Conference of the European Survey Research Association (ESRA), 15.07.2013.

Roßmann, Joss. 2013. "Identifying satisficing respondents in web surveys: a comparison of different response time-based approaches." 5th Conference of the European Survey Research Association (ESRA), 15.07.2013.

Roßmann, Joss, and Tobias Gummer. 2013. "Interview Duration in Web Surveys: Integrating Different Levels of Explanation." GOR 13 : General Online Research Conference. http://conftool.gor.de/conftool13/index.php?page=downloadPaper&filename=Ro%C3%9Fmann-Interview_Duration_in_Web_Surveys-118.pdf&form_id=118&form_version=final.

Roßmann, Joss, and Jan Eric Blumenstiel. 2012. "Does mode matter? Initial evidence from the German Longitudinal Election Study (GLES)." GOR 12 : General Online Research Conference, 05.03.2012. http://conftool.gor.de/conftool12/index.php?page=downloadPaper&filename=Rossmann-Does_Mode_Matter_Initial_Evidence_from_the_German_Longitudinal_Election_Study-43.pdf&form_id=43&form_version=final.

Roßmann, Joss, Jan Eric Blumenstiel, and Markus Steinbrecher. 2011. "A new approach to the analysis of survey drop-out: Results from a follow-up survey in the German Longitudinal Election Study (GLES)." GOR 11 : General Online Research Conference. http://conftool.gor.de/conftool11/index.php?page=downloadPaper&filename=Rossmann-A_new_approach_to_the_analysis_of_survey_drop-out_Results_from_Follow-up_Surveys-183.pdf&form_id=183&form_index=&form_version=final.

Roßmann, Joss, Jan Eric Blumenstiel, and Markus Steinbrecher. 2011. "Why do respondents drop-out from online surveys? Results from follow-up surveys in the German Longitudinal Election Study (GLES)." 4th Conference of the European Survey Research Association (ESRA), 18.07.2011.

Blumenstiel, Jan Eric, Joss Roßmann, and Markus Steinbrecher. 2010. "Breakoff in web surveys of the German Longitudinal Election Study (GLES)." GOR 10 : General Online Research Conference, 26.05.2010. http://conftool.gor.de/conftool10/index.php?page=downloadPaper&filename=Blumenstiel-Breakoff_in_Web_Surveys_of_the_German_Longitudinal_Election_Study-143.ppt&form_id=143&form_index=&form_version=final.

Roßmann, Joss. 2010. "Data quality in web surveys of the German Longitudinal Election Study 2009." 3rd ECPR Graduate Conference.

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Beitrag nicht auf Konferenz

Roßmann, Joss, Irina Bauer, Hannah Bucher, and Marie Kühn. 2019. "Die Umsetzung eines Push-to-Web-Ansatzes im Rahmen des Mixed-Mode-Panels der German Longitudinal Election Study (GLES)." 13. Workshop der Panelsurvey im deutschsprachigen Raum , 05.03.2019.