All sessions of the conference will take place at the University of Siegen, Campus Unteres Schloss (US-C), Unteres Schloss 3, 57072 Siegen (Maps).

Day 1: Wednesday, April 2nd

13:30 – 14:30

Registration & Welcome

Opening: Volker Wulf, University of Siegen
14:30 – 16:00

Sessions I & II

 I: AR Interaction & Collaboration – Chair: Richard Paluch

Documents in Your Hands: Exploring Interaction Techniques for Spatial Arrangement of Augmented Reality Documents Weizhou Luo, Mats Ole Ellenberg, Marc Satkowski, Raimund Dachselt
Get Real With Me: Effects of Avatar Realism on Social Presence and Comfort in AR Remote Collaboration and Self-Disclosure Jonah-Noel Kaiser, Simon Kimmel, Eva Licht, Eric Landwehr, Fabian Hemmert, Wilko Heuten
Who is in Control? Understanding User Agency in AR-assisted Construction Assembly Xiliu Yang, Prasanth Sasikumar, Felix Amtsberg, Achim Menges, Michael Sedlmair, Suranga Nanayakkara
More Attention, Transformation, Acceleration and Exploration: Freelance Developers Take on Hypes Mateusz Dolata, Norbert Lange, Gerhard Schwabe

II: Automotive AR and User-Centered Driving – Chair: Shadan Sadeghian

Blending the Worlds: An evaluation of World-Fixed Visual Appearances in Automotive Augmented Reality Robin Connor Schramm, Markus Sasalovici, Jann Philipp Freiwald, Michael Martin Otto, Melissa Reinelt, Ulrich Schwanecke
Improving External Communication of Automated Vehicles Using Bayesian Optimization Mark Colley, Pascal Jansen, Mugdha Keskar, Enrico Rukzio
OptiCarVis: Improving Automated Vehicle Functionality Visualizations Using Bayesian Optimization to Enhance User Experience Pascal Jansen, Mark Colley, Svenja Krauß, Daniel Hirschle, Enrico Rukzio
Light My Way: Developing and Exploring a Multimodal Interface to Assist People With Visual Impairments to Exit Highly Automated Vehicles Luca-Maxim Meinhardt, Lina Wilke, Maryam Elhaidary, Julia von Abel, Paul Fink, Michael Rietzler, Mark Colley, Enrico Rukzio

16:00 – 16:30

 Coffee Break

16:30 – 18:00

Sessions III & IV

III: Virtual Reality and Motion – Chair: Sourav Bhattacharjee

When Do We Feel Present in a Virtual Reality? Towards Sensitivity and User Acceptance of Presence Questionnaires Annalisa Degenhard, Ali Askari, Michael Rietzler, Enrico Rukzio
Fly Away: Evaluating the Impact of Motion Fidelity on Optimized User Interface Design via Bayesian Optimization in Automated Urban Air Mobility Simulations Luca-Maxim Meinhardt, Clara Schramm, Pascal Jansen, Mark Colley, Enrico Rukzio
Bumpy Ride? Understanding the Effects of External Forces on Spatial Interactions in Moving Vehicles Markus Sasalovici, Albin Zeqiri, Robin Connor Schramm, Oscar Javier Ariza Nunez, Pascal Jansen, Jann Philipp Freiwald, Mark Colley, Christian Winkler, Enrico Rukzio
Perceived Asynchrony of Rhythmic Stimuli Affects Pupil Diameter and Smooth Pursuit Eye Movements Klass, L., Lammert, A., Simon, L., Hornecker, E., Froehlich, B., Ehlers, J.

IV: Hate Speech and Content Moderation – Chair: Dennis Kirschsieper

Lost in Moderation: How Commercial Content Moderation APIs Over- and Under-Moderate Group-Targeted Hate Speech and Linguistic Variations David Hartmann, Amin Oueslati, Dimitri Staufer, Lena Pohlmann, Simon Munzert, Hendrik Heuer
Towards Youth-Sensitive Hateful Content Reporting: An Inclusive Focus Group Study in Germany Julian Bäumler, Helen Bader, Marc-André Kaufhold, Christian Reuter
Social Media for Activists: Reimagining Safety, Content Presentation, and Workflows Anna Ricarda Luther, Hendrik Heuer, Stephanie Geise, Sebastian Haunss, Andreas Breiter
Scrolling in the Deep: Analysing Contextual Influences on Intervention Effectiveness during Infinite Scrolling on Social Media Luca-Maxim Meinhardt, Maryam Elhaidary, Mark Colley, Michael Rietzler, Jan Ole Rixen, Aditya Kumar Purohit, Enrico Rukzio
18:30 Fab Lab Tour and Party (Fab Lab Siegen, Sandstraße 26, 57072 Siegen)

Day 2: Thursday, April 3rd

09:00 – 10:00

Welcome Coffee

Parallel: Professors Breakfast
10:00 – 11:20

Sessions V & VI

 V: Healthcare and Extended Robotics – Chair: David Unbehaun

From Concept to Clinic: Multidisciplinary Design, Development, and Clinical Validation of Augmented Reality-Assisted Open Pancreatic Surgery Hamraz Javaheri, Omid Ghamarnejad, Paul Lukowicz, Gregor Alexander Stavrou, Jakob Karolus
Spatial Haptics: A Sensory Substitution Method for Distal Object Detection Using Tactile Cues Iddo Yehoshua Wald, Donald Degraen, Amber Maimon, Jonas Keppel, Stefan Schneegass, Rainer Malaka
Cognitive Integration of Delays: Anticipated System Delays Slow Down User Actions Johanna Bogon, Sabrina Hößl, Christian Wolf, Niels Henze, David Halbhuber

VI: Community and Sustainability – Chair: Matthias Laschke

Designing for Resilience: Fostering Ponds of Stability with Computer Clubs in
Palestine		 Marios Mouratidis, Clara Rosa Cardoso, Philip Engelbutzeder, Peter Tolmie, Konstantin Kosta Aal, Volker Wulf
PlantPal: Leveraging Precision Agriculture Robots to Facilitate Remote Engagement in Urban Gardening Albin Zeqiri, Julian Britten, Clara Schramm, Pascal Jansen, Michael Rietzler, Enrico Rukzio
Participation User Experience: A Call to Better Manage the Most Important Resource in User-Centered Design Melina Joline Heinisch, Sara Wolf, Franzisca Maas, Stephan Huber
11:00 – 13:00

Women’s Lunch („Brasserie“, Unteres Schloss 1, 57072 Siegen)
For all others: Free Time
13:00 – 14:00

Special Panel (in memorial of Prof. Dr. Volkmar Pipek)

Facilitator:
Volker Wulf

Moderation:
Christian Reuter

Participants:
– Dave Randall (University of Siegen)
– Markus Rohde (University of Siegen and International Institute for Socio-Informatics, IISI)
– Gunnar Stevens (University of Siegen)
– Ina Wagner (TU Vienna)
14:15 – 16:15

Sessions VII & VIII

 VII: Deceptive Patterns and Cybersecurity – Chair: Kristof van Laerhoven

Don’t Detect, Just Correct: Can LLMs Defuse Deceptive Patterns Directly? René Schäfer, Paul Preuschoff, Rene Niewianda, Sophie Hahn, Kevin Fiedler, Jan Borchers
Groups vs. Booking Websites: Investigating Collaborative Strategies Against Deceptive Patterns Paul Miles Preuschoff, Sarah Sahabi, René Schäfer, Lea Emilia Schirp, Marcel Lahaye, Jan Borchers
Cyber Threat Awareness, Protective Measures and Communication Preferences in Germany: Implications from Three Representative Surveys (2021-2024) Marc-André Kaufhold, Julian Bäumler, Marius Bajorski, Christian Reuter
Fear, Fun or None: A Qualitative Quest Towards Unlocking Cybersecurity Attitudes Alexandra von Preuschen, Carolin Benda, Monika C. Schuhmacher, Verena Zimmermann
A Qualitative Study of Adoption Barriers and Challenges for Passwordless Authentication in German Public Administrations Jan-Ulrich Holtgrave, Sabrina Klivan, Karola Marky, Sascha Fahl
Social Media Journeys – Mapping Platform Migration Artur Solomonik, Hendrik Heuer

VIII: Collaboration and User Motivations – Chair: Marc Hassenzahl

Relatedness Technologies: An Online Compendium and Systematic Review Christiane Wenhart, Ronda Ringfort-Felner, Torben Wallbaum, Maryam Amidi, Ruben Albers, Marc Hassenzahl
Pathways of Desire: Enhancing Navigation and Sense of Community Through Player-Generated Desire Paths Michael Lankes, Günter Wallner, Martin Kocur
“This could save us months of work” – Use Cases of AI and Automation Support in Investigative Journalism Besjon Cifliku, Hendrik Heuer
Blending Code and Cause: Understanding the Dynamic Motivations of Volunteer Developers in community-driven FOSS projects Jahn, Leonie; Engelbutzeder, Philip; Michel, Lea Katharina; Prost, Sebastian; Twidale, Michael; Randall, Dave; Wulf, Volker
Hidden in Plain Sight: a Structured Analysis of Privacy Policies in the Context of Body-worn ‘FemTech’ Technologies Sophie Grimme, Susanna Marie Spoerl, Frederike Jung, Marion Koelle
Augmented Journeys: Interactive Points of Interest for In-Car Augmented Reality Robin Connor Schramm, Ginevra Fedrizzi arkus Sasalovici , Jann Philipp Freiwald, Ulrich Schwanecke
16:15 – 16:45 Coffee Break
16:45 – 17:45 Roundtable Discussion
18:30 – 20:00

Dinner („Brasserie“, Unteres Schloss 1, 57072 Siegen)