(2022):
Preferences for centralized decision-making in times of crisis: the COVID-19 pandemic in Germany.
1–27.
Wiesbaden,
Springer VS.
More
Wenz, Alexander
Phone:
+49-621-181-2019
Postal Address
University of Mannheim, MZES
68131
Mannheim
DE
Visiting Address
University of Mannheim, MZES
A5, 6
Room: A 244
68159
Mannheim
Projects collapse
Social Inequality
Social Data and Methods
Social Data and Methods
Social Data and Methods
Social Inequality
Social Data and Methods
Publications expand
Book Chapter
Wolbring, Tobias,
Heinz Leitgöb,
Frank Faulbaum
(Eds.)
Wenz, Alexander
(2021):
Completing web surveys on mobile devices: Does screen size affect data quality?.
101-121.
Wiesbaden,
Springer VS.
More
Journal Article
von der Heyde, Leah,
Anna-Carolina Haensch,
Alexander Wenz
(Forthcoming):
Vox Populi, Vox AI? Using Large Language Models to Estimate German Vote Choice.
Social Science Computer Review,
(publ. online before print), pp.1-23.
More
Antoun, Christopher,
Alexander Wenz
(Forthcoming):
Nonparticipation bias in accelerometer-based studies and the use of propensity scores.
Social Science Computer Review,
(publ. online before print).
More
Wenz, Alexander,
Florian Keusch,
Ruben L. Bach
(Forthcoming):
Measuring smartphone use: Survey versus digital behavioral data.
Social Science Computer Review,
(publ. online before print).
More
Wenz, Alexander,
Annette Jäckle,
Jonathan Burton,
Mick P. Couper,
Brendan Read
(2025):
Quality of Expenditure Data Collected With a Mobile Receipt Scanning App in a Probability Household Panel.
Survey Research Methods,
19,
2,
105-122.
More
Baghal, Tarek,
Alexander Wenz,
Paulo Serôdio,
Shujun Liu,
Curtis Jessop,
Luke Sloan
(2024):
Linking survey and LinkedIn data: Understanding usage and consent patterns.
Journal of Survey Statistics and Methodology,
12,
5,
1200-1211.
More
Jäckle, Annette,
Carina Cornesse,
Alexander Wenz,
Mick P. Couper
(2024):
Measuring expenditure with a mobile app: Do probability-based and nonprobability panels differ?.
Journal of Survey Statistics and Methodology,
12,
5,
1224-1253.
More
Wenz, Alexander,
Florian Keusch
(2023):
The second-level smartphone divide: A typology of smartphone use based on frequency of use, skills, and types of activities.
Mobile Media & Communication,
11,
3,
459-483.
More
Page, Elina,
Christopher Antoun,
Jeffrey Gonzalez,
Linda Kantor,
Florian Keusch,
Lauren Miller,
Alexander Wenz
(Eds.)
(2023):
Editorial: Recent Advances in Survey Methods for Collecting Food Data.
Survey Methods: Insights from the Field,
1,
3 (Special Issue on Food Acquisition Research and Methods),
1-8.
More
Wenz, Alexander,
Florian Keusch
(2023):
Increasing the acceptance of smartphone-based data collection.
Public Opinion Quarterly,
87,
2,
357-388.
More
Wenz, Alexander,
Annette Jäckle,
Jonathan Burton,
Mick P. Couper
(2022):
The effects of personalized feedback on participation and reporting in mobile app data collection.
Social Science Computer Review,
40,
1,
165–178.
More
Cornesse, Carina,
Ulrich Krieger,
Marie-Lou Sohnius,
Marina Fikel,
Sabine Friedel,
Tobias Rettig,
Alexander Wenz,
Sebastian Juhl,
Roni Lehrer,
Katja Möhring,
Elias Naumann,
Maximiliane Reifenscheid,
Annelies G. Blom
(2022):
From German Internet Panel to Mannheim Corona Study: Adaptable probability-based online panel infrastructures during the pandemic.
Journal of the Royal Statistical Society: Series A, Statistics in Society,
185,
3,
773-797.
More
Keusch, Florian,
Alexander Wenz,
Frederick G. Conrad
(2022):
Do you have your smartphone with you? Behavioral barriers for measuring everyday activities with smartphone sensors.
Computers in Human Behavior,
127,
February 2022,
(article no. 107054).
More
Jäckle, Annette,
Alexander Wenz,
Jonathan Burton,
Mick P. Couper
(2022):
Increasing participation in a mobile app study: The effects of a sequential mixed-mode design and in-interview invitation.
Journal of Survey Statistics and Methodology,
10,
4,
898–922.
More
Möhring, Katja,
Elias Naumann,
Maximiliane Reifenscheid,
Alexander Wenz,
Tobias Rettig,
Ulrich Krieger,
Sabine Friedel,
Marina Fikel,
Carina Cornesse,
Annelies G. Blom
(2021):
The COVID-19 pandemic and subjective well-being: longitudinal evidence on satisfaction with work and family.
European Societies,
23,
suppl. 1,
S601-S617.
More
Mata, Jutta,
Alexander Wenz,
Tobias Rettig,
Maximiliane Reifenscheid,
Katja Möhring,
Ulrich Krieger,
Sabine Friedel,
Marina Fikel,
Carina Cornesse,
Annelies G. Blom,
Elias Naumann
(2021):
Health behaviors and mental health during the COVID-19 pandemic: A longitudinal population-based survey in Germany.
Social Science & Medicine,
287,
October 2021,
(article no. 114333).
More
Blom, Annelies G.,
Alexander Wenz,
Carina Cornesse,
Tobias Rettig,
Marina Fikel,
Sabine Friedel,
Katja Möhring,
Elias Naumann,
Maximiliane Reifenscheid,
Ulrich Krieger
(2021):
Barriers to the Large-Scale Adoption of the COVID-19 Contact-Tracing App in Germany: Survey Study.
Journal of Medical Internet Research,
23,
3,
(article no. e23362).
More
Wenz, Alexander,
Tarek Baghal,
Alessandra Gaia
(2021):
Language proficiency among respondents: Implications for data quality in a longitudinal face-to-face survey.
Journal of Survey Statistics and Methodology,
9,
1,
73-93.
More
Baghal, Tarek,
Alexander Wenz,
Luke Sloan,
Curtis Jessop
(2021):
Linking Twitter and survey data: Asymmetry in quantity and its impact.
EPJ Data Science,
10,
(article no. 32).
More
Wenz, Alexander
(2021):
Do distractions during web survey completion affect data quality? Findings from a laboratory experiment.
Social Science Computer Review,
39,
1,
148-161.
More
Blom, Annelies G.,
Carina Cornesse,
Joseph W. Sakshaug,
Alexander Wenz
(2020):
Recent advances in probability-based and nonprobability survey research.
Journal of Survey Statistics and Methodology,
8,
1,
2-3.
More
Cornesse, Carina,
Annelies G. Blom,
David Dutwin,
Jon A. Krosnick,
Edith de Leeuw,
Stéphane Legleye,
Josh Pasek,
Darren Pennay,
Benjamin Phillips,
Joseph W. Sakshaug,
Bella Struminskaya,
Alexander Wenz
(2020):
A Review of Conceptual Approaches and Empirical Evidence on Probability and Nonprobability Sample Survey Research.
Journal of Survey Statistics and Methodology,
8,
1,
4-36.
More
Blom, Annelies G.,
Carina Cornesse,
Sabine Friedel,
Ulrich Krieger,
Marina Fikel,
Tobias Rettig,
Alexander Wenz,
Sebastian Juhl,
Roni Lehrer,
Katja Möhring,
Elias Naumann,
Maximiliane Reifenscheid
(2020):
High-Frequency and High-Quality Survey Data Collection: The Mannheim Corona Study.
Survey Research Methods,
14,
2,
171-178.
More
Bach, Ruben L.,
Alexander Wenz
(2020):
Studying health-related internet and mobile device use using web logs and smartphone records.
PLOS ONE,
15,
6,
(article no. e0234663).
More
Naumann, Elias,
Katja Möhring,
Maximiliane Reifenscheid,
Alexander Wenz,
Tobias Rettig,
Roni Lehrer,
Ulrich Krieger,
Sebastian Juhl,
Sabine Friedel,
Marina Fikel,
Carina Cornesse,
Annelies G. Blom
(2020):
COVID‐19 Policies in Germany and their Social, Political, and Psychological Consequences.
European Policy Analysis,
6,
2,
191-202.
More
Wenz, Alexander,
Annette Jäckle,
Mick P. Couper
(2019):
Willingness to use mobile technologies for data collection in a probability household panel.
Survey Research Methods,
13,
1,
1-22.
More
Allum, Nick,
Frederick Conrad,
Alexander Wenz
(2018):
Consequences of mid-stream mode-switching in a panel survey.
Survey Research Methods,
12,
1,
43-58.
More
Matthews, Peter,
Emily Bell,
Alexander Wenz
(2017):
Surveying young people in the smartphone age.
Social Research Practice,
5,
2-11.
More
Presentation
Wenz, Alexander,
Wai Tak Tung
(2025):
Using a Qualitative Approach to Better Understand Why People Are (Un)willing to Participate in Smartphone App Data Collection.
Utrecht
.
More
von der Heyde, Leah,
Anna-Carolina Haensch,
Alexander Wenz
(2024):
Vox populi, vox AI? Estimating German public opinion through language models.
[General Online Research (GOR 24), Cologne, ].
More
Wenz, Alexander,
Anna-Carolina Haensch
(2024):
Using large language models for evaluating and improving survey questions.
[General Online Research (GOR 24), Cologne, ].
More
El-Kayed, Nihad,
Alexander Wenz
(2024):
Everyday mobility in German cities: A smartphone-based assessment of activity spaces and their effect on social inequalities.
[Workshop "The Power of Where: Spatial Insights from Survey Data", Cottbus, ].
More
Haensch, Anna-Carolina,
Leah von der Heyde,
Alexander Wenz
(2024):
Can large language models predict how people vote? Evidence from Germany.
[10th International Conference on Computational Social Science (IC2S2), Philadelphia, PA, ].
More
Tung, Wai Tak,
Alexander Wenz
(2024):
Mechanisms of participation in smartphone app data collection: A research synthesis.
[5th MASS Workshop, Washington, DC, ].
More
Tung, Wai Tak,
Alexander Wenz
(2024):
Mechanisms of participation in smartphone app data collection: A research synthesis.
[General Online Research (GOR 24), Köln, ].
More
von der Heyde, Leah,
Anna-Carolina Haensch,
Alexander Wenz
(2024):
Can large language models estimate how people vote? Evidence from Germany.
[29. Wissenschaftlicher Kongress der Deutschen Vereinigung für Politikwissenschaft, Göttingen, ].
More
Tung, Wai Tak,
Alexander Wenz
(2024):
Mechanisms of Participation in Smartphone App Data Collection: A Systematic Review.
[Workshop on "User-centered longitudinal collection of digital behavioral and survey data", Mannheim, ].
More
von der Heyde, Leah,
Anna-Carolina Haensch,
Alexander Wenz
(2024):
Can Large Language Models Estimate How People Vote? Evidence from Germany.
[Web Data Opp Workshop, Barcelona, ].
More
Wenz, Alexander,
Florian Keusch
(2023):
How to increase the acceptance of mobile app and sensor data collection?.
[AAPOR 78th Annual Conference, Philadelphia, PA, ].
More
Wenz, Alexander,
Florian Keusch,
Ruben L. Bach
(2023):
Assessing the quality of digital behavioral data for measuring smartphone use.
[4th MASS Workshop, Manchester, UK, ].
More
von der Heyde, Leah,
Alexander Wenz,
Anna-Carolina Haensch
(2023):
Artificial intelligence, unbiased opinions? Assessing GPT’s suitability for estimating public opinion in multi- party systems.
[General Online Research (GOR 23), Kassel, ].
More
Wenz, Alexander,
Florian Keusch
(2022):
The second-level smartphone divide: A typology of smartphone usage based on frequency of use, skills, and types of activities.
[ICA Postconference on Media Sociology, (virtual conference), ].
More
Wenz, Alexander,
Florian Keusch
(2022):
How to increase the acceptance of mobile app and sensor data collection?.
[General Online Research (GOR 22), Berlin, ].
More
Wenz, Alexander,
Florian Keusch
(2022):
Wie lässt sich die Akzeptanz von Smartphone-Datenerhebungen erhöhen?.
[Frühjahrstagung der Sektion Methoden der empirischen Sozialforschung der Deutschen Gesellschaft für Soziologie (DGS), (virtual conference), ].
More
Keusch, Florian,
Alexander Wenz,
Frederick G. Conrad
(2021):
Measuring everyday behavior with smartphone sensors: Potential bias due to device usage.
[AAPOR 76th Annual Conference, (virtual conference), ].
More
Wenz, Alexander,
Florian Keusch
(2021):
The smartphone usage divide: Differences in people's smartphone behavior and implications for mobile data collection.
[AAPOR 76th Annual Conference, (virtual conference), ].
More
Wenz, Alexander,
Florian Keusch
(2021):
The smartphone usage divide: Differences in people's smartphone behavior and implications for mobile data collection.
[General Online Research Konferenz 2021 (GOR 21), (virtual conference), ].
More
Wenz, Alexander,
Tarek Baghal,
Luke Sloan,
Curtis Jessop
(2021):
Twitter use during the Covid-19 pandemic: Results from two UK studies linking Twitter and survey data.
[Understanding Society Survey Methods Conference, (virtual conference), ].
More
Report
Jäckle, Annette,
Carina Cornesse,
Alexander Wenz,
Mick P. Couper
(2024):
Measuring expenditure with a mobile app: Do probability-based and nonprobability panels differ?.
2024-09,
59.
Colchester,
Institute for Social and Economic Research, University of Essex.
More
von der Heyde, Leah,
Anna-Carolina Haensch,
Alexander Wenz
(2024):
Vox Populi, vox AI? Using language models to estimate German public opinion.
72.
Ithaca, NY,
Cornell University.
More
von der Heyde, Leah,
Anna-Carolina Haensch,
Alexander Wenz
(2024):
United in diversity? Contextual biases in LLM- based predictions of the 2024 European Parliament Elections.
23.
Ithaca, NY,
Cornell University.
More
Wenz, Alexander,
Florian Keusch,
Ruben L. Bach
(2023):
Assessing the quality of digital behavioral data for measuring smartphone use.
39.
More
von der Heyde, Leah,
Anna-Carolina Haensch,
Alexander Wenz
(2023):
Assessing bias in LLM-generated synthetic datasets: The case of German voter behavior.
7.
More
von der Heyde, Leah,
Anna-Carolina Haensch,
Alexander Wenz
(2023):
Vox Populi, vox AI? Using language models to estimate German public opinion.
64.
More
Wenz, Alexander,
Annette Jäckle,
Jonathan Burton,
Mick P. Couper,
Brendan Read
(2023):
Quality of expenditure data collected with a mobile receipt scanning app in a probability household panel.
2023-02,
47.
Colchester,
Institute for Social and Economic Research, University of Essex.
More
Wenz, Alexander,
Florian Keusch
(2021):
The second-level smartphone divide: A typology of smartphone usage based on frequency of use, skills, and types of activities.
40.
Ithaca, NY,
Cornell University.
More
Möhring, Katja,
Elias Naumann,
Maximiliane Reifenscheid,
Andreas P. Weiland,
Annelies G. Blom,
Alexander Wenz,
Tobias Rettig,
Roni Lehrer,
Ulrich Krieger,
Sebastian Juhl,
Sabine Friedel,
Marina Fikel,
Carina Cornesse
(2020):
Die Mannheimer Corona-Studie: Schwerpunktbericht zur Nutzung und Akzeptanz von Homeoffice in Deutschland während des Corona-Lockdowns.
12.
Mannheim,
Universität Mannheim.
More
Blom, Annelies G.,
Alexander Wenz,
Tobias Rettig,
Maximiliane Reifenscheid,
Elias Naumann,
Katja Möhring,
Roni Lehrer,
Ulrich Krieger,
Sebastian Juhl,
Sabine Friedel,
Marina Fikel,
Carina Cornesse,
Julian Axenfeld
(2020):
Die Mannheimer Corona-Studie: Das Leben in Deutschland im Ausnahmezustand; Bericht zur Lage vom 20. März bis 31. März 2020.
18.
Mannheim,
Universität Mannheim.
More
Möhring, Katja,
Friederich Heinemann,
Elias Naumann,
Maximiliane Reifenscheid,
Annelies G. Blom,
Alexander Wenz,
Tobias Rettig,
Roni Lehrer,
Ulrich Krieger,
Sebastian Juhl,
Sabine Friedel,
Marina Fikel,
Carina Cornesse
(2020):
Die Mannheimer Corona-Studie: Schwerpunktbericht zum subjektiven Arbeitslosigkeitsrisiko der Beschäftigten in Deutschland.
14.
Mannheim,
Universität Mannheim.
More
Naumann, Elias,
Jutta Mata,
Maximiliane Reifenscheid,
Katja Möhring,
Alexander Wenz,
Tobias Rettig,
Roni Lehrer,
Ulrich Krieger,
Sebastian Juhl,
Sabine Friedel,
Marina Fikel,
Carina Cornesse,
Annelies G. Blom
(2020):
Die Mannheimer Corona-Studie: Schwerpunktbericht zum Angstempfinden in der Bevölkerung; Untersuchungszeitraum 20. März bis 16. April 2020.
14.
Mannheim,
Universität Mannheim.
More
Lehrer, Roni,
Sebastian Juhl,
Annelies G. Blom,
Alexander Wenz,
Tobias Rettig,
Maximiliane Reifenscheid,
Elias Naumann,
Katja Möhring,
Ulrich Krieger,
Sabine Friedel,
Marina Fikel,
Carina Cornesse
(2020):
Die Mannheimer Corona-Studie: Die vier Phasen des Social Distancing in Deutschland.
34.
Mannheim,
Universität Mannheim.
More
Möhring, Katja,
Elias Naumann,
Maximiliane Reifenscheid,
Annelies G. Blom,
Alexander Wenz,
Tobias Rettig,
Roni Lehrer,
Ulrich Krieger,
Sebastian Juhl,
Sabine Friedel,
Marina Fikel,
Carina Cornesse
(2020):
Die Mannheimer Corona-Studie: Schwerpunktbericht zur Erwerbstätigkeit in Deutschland 20.3.-15.4.2020.
22.
Mannheim,
Universität Mannheim.
More
Juhl, Sebastian,
Roni Lehrer,
Annelies G. Blom,
Alexander Wenz,
Tobias Rettig,
Maximiliane Reifenscheid,
Elias Naumann,
Katja Möhring,
Ulrich Krieger,
Sabine Friedel,
Marina Fikel,
Carina Cornesse
(2020):
Die Mannheimer Corona-Studie: Demokratische Kontrolle in der Corona-Krise.
25.
Mannheim,
Universität Mannheim.
More
Möhring, Katja,
Elias Naumann,
Maximiliane Reifenscheid,
Annelies G. Blom,
Alexander Wenz,
Tobias Rettig,
Roni Lehrer,
Ulrich Krieger,
Sebastian Juhl,
Sabine Friedel,
Marina Fikel,
Carina Cornesse
(2020):
Die Mannheimer Corona-Studie: Schwerpunktbericht zu Erwerbstätigkeit und Kinderbetreuung.
21.
Mannheim,
Universität Mannheim.
More
Juhl, Sebastian,
Roni Lehrer,
Annelies G. Blom,
Alexander Wenz,
Tobias Rettig,
Maximiliane Reifenscheid,
Elias Naumann,
Katja Möhring,
Ulrich Krieger,
Sabine Friedel,
Marina Fikel,
Carina Cornesse
(2020):
Die Mannheimer Corona-Studie: Gesellschaftliche Akzeptanz politischer Maßnahmen und befürchtete Konsequenzen für die Wirtschaft.
14.
Mannheim,
Universität Mannheim.
More
Blom, Annelies G.,
Alexander Wenz,
Tobias Rettig,
Maximiliane Reifenscheid,
Elias Naumann,
Katja Möhring,
Roni Lehrer,
Ulrich Krieger,
Sebastian Juhl,
Sabine Friedel,
Marina Fikel,
Carina Cornesse
(2020):
Die Mannheimer Corona-Studie: Das Leben in Deutschland im Ausnahmezustand; Bericht zur Lage vom 20. März bis 29. April 2020.
18.
Mannheim,
Universität Mannheim.
More
Blom, Annelies G.,
Alexander Wenz,
Tobias Rettig,
Maximiliane Reifenscheid,
Elias Naumann,
Katja Möhring,
Roni Lehrer,
Ulrich Krieger,
Sebastian Juhl,
Sabine Friedel,
Marina Fikel,
Carina Cornesse
(2020):
The Mannheim Corona Study: Life in Germany in a State of Emergency; Report for March 20 to July 09, 2020.
18.
Mannheim,
University of Mannheim.
More
Blom, Annelies G.,
Alexander Wenz,
Tobias Rettig,
Maximiliane Reifenscheid,
Elias Naumann,
Katja Möhring,
Roni Lehrer,
Ulrich Krieger,
Sebastian Juhl,
Sabine Friedel,
Marina Fikel,
Carina Cornesse
(2020):
The Mannheim Corona Study: Life in Germany in a State of Emergency; Report for March 20 to May 28, 2020.
18.
Mannheim,
University of Mannheim.
More
Blom, Annelies G.,
Alexander Wenz,
Tobias Rettig,
Maximiliane Reifenscheid,
Elias Naumann,
Katja Möhring,
Roni Lehrer,
Ulrich Krieger,
Sebastian Juhl,
Sabine Friedel,
Marina Fikel,
Carina Cornesse
(2020):
The Mannheim Corona Study: Life in Germany in a State of Emergency; Report for March 20 to June 30, 2020.
18.
Mannheim,
University of Mannheim.
More
Baghal, Tarek
(Eds.)
Burton, Jonathan,
Roxanne Connelly,
Mick P. Couper,
Thomas Crossley,
Catherine De Vries,
Vernon Gayle,
Tim Hanson,
Annette Jäckle,
Peter Lynn,
Nicole Martin,
Alice McGee,
Christopher Playford,
Stephen Pudney,
Maria Sobolewska,
Luke Taylor,
Sandra Walzenbach,
Alexander Wenz
(2019):
Understanding Society Innovation Panel Wave 11: Results from methodological experiments.
47.
Colchester,
Institute for Social and Economic Research, University of Essex.
More
Jäckle, Annette,
Alexander Wenz,
Jonathan Burton,
Mick P. Couper
(2019):
Increasing participation in a mobile app study: The effects of a sequential mixed-mode design and in-interview invitation.
17.
Colchester,
Institute for Social and Economic Research, University of Essex.
More
Wenz, Alexander,
Annette Jäckle,
Mick P. Couper
(2017):
Willingness to use mobile technologies for data collection in a probability household panel.
37.
Colchester,
Institute for Social and Economic Research, University of Essex.
More
Wenz, Alexander
(2017):
Completing web surveys on mobile devices: Does screen size affect data quality?.
23.
Colchester,
Institute for Social and Economic Research, University of Essex.
More
Kaczmirek, Lars,
Philipp Mayr,
Ravi Vatrapu,
Arnim Bleier,
Manuela Blumenberg,
Tobias Gummer,
Abid Hussain,
Katharina Kinder-Kurlanda,
Kaveh Manshaei,
Mark Thamm,
Katrin Weller,
Alexander Wenz,
Christof Wolf
(2014):
Social media monitoring of the campaigns for the 2013 German Bundestag elections on Facebook and Twitter.
2014-31,
32.
Köln,
GESIS-Leibniz Institut für Sozialwissenschaften.
More
Web Articles
Möhring, Katja,
Elias Naumann,
Maximiliane Reifenscheid,
Annelies G. Blom,
Alexander Wenz,
Tobias Rettig,
Roni Lehrer,
Sebastian Juhl,
Ulrich Krieger,
Sabine Friedel,
Marina Fikel,
Carina Cornesse
(2020):
Inequality in employment during the Corona lockdown: Evidence from Germany.
2020,
Tübingen,
University of Tübingen.
More