Program

The symposium will take place between Thursday, October 9th (12:00 pm), and Friday, October 10th (1 pm), 2025.

The keynote will be given by Dr. Philipp Lorenz-Spreen (TU Dresden/Max Planck Institute for Human Development).

Thursday, Oct 9
12:15 – 1 pm: Registration & Welcome Snack
1 – 1:15 pm: Welcome by Organizing Team
1:15 – 2 pm: Keynote by Philipp Lorenz-Spreen
2 – 2:30 pm: ☕ Coffee break
2:30 – 4 pm: Panel 1: Tools & Infrastructures for Data Donation
Chair: Jörg Haßler
1. Pfiffner & Friemel: Collecting Data Donations Using Data Portability APIs
2. Angus et al.: Toward Integrated Data Donation: The Australian Internet Observatory and the Mobile Observation of Advertising Toolkit
3. Boeschoten et al.: Local Modeler: The Next Step for Data Donation?
4. Seiling et al.: Towards Ontology-based Data Access For Data Donation Studies
5. Karnam et al.: Observatory for Platform Audits: A Decentralized Framework for Longitudinal Data Collection at Scale
4 – 4:30 pm: ☕ Coffee break
4:30 – 6 pm: Panel 2: Understanding Participants
Chair: Paula Stehr
1. Boeschoten et al.: The Role of Participant Understanding in Data Donation Studies
2. Mulder et al.: Data Donation the LISS Panel: Participation Trends, Methodological Challenges, and Privacy Safeguards
3. Binder & Chen: Who Donates Their Google Search or Spotify Data? Exploring Willingness and Completion in Data Donation Studies
4. Wedel et al.: Engagement Biases in Donor Samples: A Cross-Platform Analysis of Data Donation Behavior
5. Hartl et al.: User-Centered Data Collection in Non-Formal Learning: A Two-Study Investigation of Motivational and Methodological Factors
7 pm: 🍽️ Conference Dinner (Park Cafe, self-paid)
Friday, Oct 10
8:30 – 9 am: ☕ Coffee
9:00 – 10:15 am: Panel 3: Measurement & Empirical Applications
Chair: Sebastian Prechsl
1. König: A Window into the Past: Using Donated Health App Data to Study Measurement Reactivity in Intensive Longitudinal Studies
2. Votta et al.: Data Donation as a Benchmark: Re-evaluating Self-Report Accuracy and Web-Tracking in Social Media Use Measurement
3. Kmetty et al.: Selective Exposure and Platform Choice – a Cross-Platform Study
4. Araujo: Opening the Generative AI Black Box: Opportunities and Challenges of Data Donation to Study ChatGPT Usage
10:15 – 10:30 am: ☕ Coffee break
10:30 – 11:15 am: Panel discussion with Daniel Angus (QUT), Laura Boeschoten (Utrecht University) & Jakob Ohme (Weizenbaum Institute).
11:15 – 11:30 am: ☕ Coffee break
11:30 am – 13 pm: Panel 4: Survey Design Strategies for Data Donation
Chair: Florian Keusch
1. Lux et al.: Digital Data Donations in the Context of Surveys: A Meta-Analysis of Key Indicators for Donation Success
2. Stehr: Please Donate Your Data! Learnings from Research on Prosocial Media Effects about how to Appeal for Data Donations
3. Prechsl et al.: From Intent to Participation: Survey Design Strategies for Data Donation
4. de Leòn et al.: How Much Data Should I Request? Balancing Richness and Compliance in Data Donations
5. Schmidbauer et al.: How do Message Features Affect the Decision to Participate in Data Donation Studies? A Vignette Experiment and Data Donation Study

1 pm: Goodbye & Snacks