VL/HCC 2026
Tue 29 September - Fri 2 October 2026 Paderborn, Germany
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Tue 29 Sep

Displayed time zone: Amsterdam, Berlin, Bern, Rome, Stockholm, Vienna change

08:00 - 09:00
VL/HCC RegistrationOrganization at Foyer
08:00
60m
Registration
Registration
Organization

09:00 - 10:30
VL/HCC Graduate Consortium Opening & KeynoteGraduate Consortium at A.02.73
09:00
15m
Day opening
Introduction
Graduate Consortium
Chris Brown Virginia Tech, Paolo Bottoni Sapienza University of Rome
09:15
75m
Keynote
Keynote: Designing Formalisms by Preserving What MattersKeynote
Graduate Consortium
Mark Minas Universität der Bundeswehr München
10:30 - 11:00
VL/HCC BreakOrganization at Foyer
10:30
30m
Coffee break
Break
Organization

11:00 - 12:30
VL/HCC Graduate Consortium Session 1Graduate Consortium at A.02.73

Panelists: Jil Klünder and Mark Minas

11:00
45m
Doctoral symposium paper
AutoTrack: An Automatic Variable Value Tracking Tool
Graduate Consortium
Minhyuk Ko Virginia Tech
11:45
45m
Doctoral symposium paper
Reducing the Burden of Code Review
Graduate Consortium
Hannah Estes North Carolina State University
12:30 - 14:00
VL/HCC LunchOrganization at Foyer
12:30
90m
Lunch
Lunch
Organization

14:00 - 15:30
VL/HCC Graduate Consortium Session 2Graduate Consortium at A.02.73

Panelists: Sandeep Kaur Kuttal and Mark Minas

14:00
45m
Doctoral symposium paper
Between the Languages of Data: Expression-Mediating Systems for Human-AI Data Work
Graduate Consortium
Chang Han University of Utah, USA
14:45
45m
Doctoral symposium paper
Towards Scaling Qualitative Analysis of Video Data
Graduate Consortium
Shiyi He University of Utah
15:30 - 16:00
VL/HCC BreakOrganization at Foyer
15:30
30m
Coffee break
Break
Organization

16:00 - 17:30
VL/HCC Graduate Consortium Session 3Graduate Consortium at A.02.73

Panelists: Sandeep Kaur Kuttal and Mark Minas

16:00
45m
Doctoral symposium paper
Towards Onboarding Newcomers to Software Discrimination Testing
Graduate Consortium
Sadia Afrin Mim George Mason University
16:45
45m
Day closing
Closing session
Graduate Consortium
Chris Brown Virginia Tech, Paolo Bottoni Sapienza University of Rome
19:00 - 21:00
VL/HCC Graduate Consortium DinnerOrganization at Foyer
19:00
2h
Dinner
Dinner
Organization

Wed 30 Sep

Displayed time zone: Amsterdam, Berlin, Bern, Rome, Stockholm, Vienna change

08:00 - 09:00
VL/HCC & HCSE RegistrationHCSE Organization at Foyer
08:00
60m
Registration
Registration
HCSE Organization

09:00 - 10:30
VL/HCC & HCSE Opening and Joint KeynoteHCSE Keynotes at A.00.12
Chair(s): Stefan Sauer Paderborn University
09:00
30m
Day opening
VL/HCC & HCSE Opening
HCSE Keynotes
Stefan Sauer Paderborn University, Sruti Srinivasa Ragavan Indian Institute of Technology (IIT), Kanpur, Carmelo Ardito Politecnico di Bari
09:30
60m
Keynote
History and Future of AI in Interaction TechniquesKeynote
HCSE Keynotes
Brad A. Myers Carnegie Mellon University
10:30 - 11:00
VL/HCC & HCSE BreakHCSE Organization at Foyer
10:30
30m
Coffee break
Break
HCSE Organization

11:00 - 12:30
Human-Centred Design Processes for Inclusive and Complex Interactive SystemsHCSE Technical Papers at A.00.07
Chair(s): Carmelo Ardito Politecnico di Bari
11:00
30m
Talk
A Task-model based technique to identify infringements to the European Accessibility ActFull Paper
HCSE Technical Papers
Guillaume Pottier , Célia Martinie IRIT, Université de Toulouse, Regina Bernhaupt
11:30
30m
Talk
Designing Usable User Interfaces of Digital Twins: Benefits and Limitations of Applying the User Centered Design ProcessFull Paper
HCSE Technical Papers
Pierre Treton University of Rennes, IRISA / INRIA, Hafiyyan Sayyid Fadhlillah University of Rennes, IRISA / INRIA, Camille Fayollas , Philippe Palanque ICS-IRIT Université de Toulouse, Arnaud Blouin Univ Rennes, INSA Rennes, Inria, CNRS, IRISA, Benoit Combemale Inria, Univ Rennes, CNRS, IRISA, Francois Fouquet Datathings
12:00
15m
Talk
Towards a methodological evaluation procedure for measuring effectiveness of co-design activitiesShort Paper
HCSE Technical Papers
12:15
15m
Talk
Methodological Development of an Accessible Co-Design Workshop with Blind and Visually Impaired PeopleShort Paper
HCSE Technical Papers
11:00 - 12:30
Visual ProgrammingResearch Papers at A.00.12
Chair(s): April Wang ETH Zürich
11:00
15m
Talk
User Engagement With Intermediate Representations in LLM-Assisted Audio ProgrammingShort Paper
Research Papers
Chris Hyorok Lee Columbia University, Miles Scharff Barnard College, Katie Wang Barnard College, Mark Santolucito Barnard College, Columbia University, USA
11:15
15m
Talk
Retrofitting Text Editors with Ragged BlocksShort Paper
Research Papers
Sam Cohen University of Chicago, Jackson Slipock University of Chicago, Ravi Chugh University of Chicago
11:30
30m
Talk
Plans Work in Mysterious Ways: Evaluating A Plan Mode for Spreadsheet AgentsFull Paper
Research Papers
Aayush Kumar Massachusetts Institute of Technology, Avik Dutta Microsoft, Bangalore, India, Sumit Gulwani Microsoft, Gustavo Soares Microsoft, Advait Sarkar Microsoft Research, University of Cambridge, University College London, Emerson Murphy-Hill Microsoft
12:00
30m
Talk
Exploring AI Assistance in Visual Dataflow ProgrammingFull Paper
Research Papers
Daniel Manesh Virginia Tech, Rodric Rabbah Postman, Rebecca Krosnick Postman, Inc.
12:30 - 14:00
VL/HCC Steering Committee MeetingOrganization at A.01.55
12:30
90m
Meeting
VL/HCC Steering Committee Meeting
Organization

12:30 - 14:00
VL/HCC & HCSE LunchHCSE Organization at Foyer
12:30
90m
Lunch
Lunch
HCSE Organization

14:00 - 15:00
Human-Centred Security, Trust and Operational Decision-MakingHCSE Technical Papers at A.00.07
Chair(s): Antonio Piccinno University of Bari, Italy
14:00
30m
Talk
A Formal Model-Based Framework for Engineering Reliable and Secure Interactive Applications: A Focus on AuthenticationFull Paper
HCSE Technical Papers
Nathan Monsoro , David Navarre ICS-IRIT, Université Toulouse III Paul Sabatier, Philippe Palanque ICS-IRIT Université de Toulouse, Célia Martinie IRIT, Université de Toulouse
14:30
15m
Talk
A Model-based Decision-Making Support Framework for Secure Architecture Design DecisionsShort Paper
HCSE Technical Papers
Robin Theveniaut IRIT - Carleton University, Jason Jaskolka Carleton University, Brahim Hamid
14:45
15m
Talk
Integrating Log-Based Fraud Detection in Agile Workflows: A Real-World Experience ReportShort Paper
HCSE Technical Papers
Arpit Thool Adobe, Inc., Chris Brown Virginia Tech
14:00 - 15:00
Human-AI interactionResearch Papers at A.00.12
Chair(s): Sandeep Kuttal North Carolina State University
14:00
15m
Talk
It Matters How You Say It: Exploring Rhetorical Patterns for AI-Assisted Information EvaluationShort Paper
Research Papers
Sadra Sabouri University of Southern California, Zeinabsadat Saghi Department of Computer Science, University of SouthernCalifornia, Jordan Boyd-Graber Department of Computer Science, University of Maryland, Jonathan May Information Sciences Institute, University of SouthernCalifornia, Jonathan Kummerfeld School of Computer Science, University of Sydney, Souti Chattopadhyay University of Southern California
14:15
15m
Talk
Understanding Gaps in ML Fairness Tool Design: An Experience ReportShort Paper
Research Papers
Sadia Afrin Mim George Mason University, Fatema Tuz Zohra George Mason University, Brittany Johnson George Mason University
14:30
15m
Talk
Who Shapes the Stance? A Stases-Based Analysis of Writer-LLM Negotiation with CoAuthorShort Paper
Research Papers
Hannah Estes North Carolina State University, Kathryn Stolee North Carolina State University
14:45
15m
Talk
Where AI Use Is Normalized, Author Seniority but Not AI Disclosure Biases Code ReviewShort Paper
Research Papers
Jenna L. Butler Microsoft Research, Emerson Murphy-Hill Microsoft, Constance Hadley Institute for Work Life, Alexa Tipton Microsoft, Nancy Baym Microsoft, Sankeerti Haniyur Unaffiliated, Jina Suh University of Washington
Pre-print
15:00 - 16:45
VL/HCC & HCSE Joint Posters & DemosPosters, Demos & Showpieces / HCSE Demos & Posters / Graduate Consortium at IoT Xperience Center
Chair(s): April Wang ETH Zürich, Enes Yigitbas Paderborn University, Miroslav Laco Slovak University of Technology
15:00
15m
Talk
Opening Madness
Posters, Demos & Showpieces

15:15
90m
Demonstration
SciSuite: A Hybrid Conversational Interface for Reproducibility and Research Data Management
Posters, Demos & Showpieces
Anu Atolagbe Faculty of Engineering, University of Porto, Lázaro Costa Faculty of Engineering, University of Porto & HASLab/INESC, Jácome Cunha University of Porto & HASLab/INESC
15:15
90m
Poster
An Early-Stage Design Approach for Domain-Specific Annotation Interfaces Using Domain Transfer
HCSE Demos & Posters
Margaréta Strýčková , Erika Váczlavová Slovak University of Technology, Miroslav Laco Slovak University of Technology
15:15
90m
Demonstration
One Definition, Multiple Representations: Morphic Blocks, a Framework for Modality Transitions
Posters, Demos & Showpieces
Yousuf Amanuel Leibniz University Hannover, Johannes Krugel Leibniz University Hannover
15:15
90m
Doctoral symposium paper
Towards Scaling Qualitative Analysis of Video Data
Graduate Consortium
Shiyi He University of Utah
15:15
90m
Demonstration
A Prototype for Gradual Block-to-Text Transition
Posters, Demos & Showpieces
Yousuf Amanuel Leibniz University Hannover, Damian Ernst Leibniz University Hannover, Johannes Krugel Leibniz University Hannover
15:15
90m
Demonstration
FAIRIT: An Interactive Assistant for FAIR Dataset Publication
Posters, Demos & Showpieces
Lázaro Costa Faculty of Engineering, University of Porto & HASLab/INESC, Jácome Cunha University of Porto & HASLab/INESC
15:15
90m
Doctoral symposium paper
Reducing the Burden of Code Review
Graduate Consortium
Hannah Estes North Carolina State University
15:15
90m
Doctoral symposium paper
Towards Onboarding Newcomers to Software Discrimination Testing
Graduate Consortium
Sadia Afrin Mim George Mason University
15:15
90m
Demonstration
An Immersive Environment for Natural Language End-User Programming of a Mobile Manipulator
Posters, Demos & Showpieces
Anahide Silahli University of Southern Denmark (SDU), Thiago Rocha Silva University of Southern Denmark
15:15
90m
Demonstration
UniWalkVR: Development of a Virtual Reality University
HCSE Demos & Posters
15:15
90m
Demonstration
Cellery: Composable, Gradual Structure for Spreadsheets
Posters, Demos & Showpieces
Jacob Yim UC San Diego, Sathwika Peechara UC San Diego, Brian Hempel UCSD, Michael Coblenz University of California, San Diego
15:15
90m
Poster
Scenario-Based Interaction Monitoring for Continuous Usability Evaluation of an Electronic Health Record System
HCSE Demos & Posters
Martin Dubovsky Slovak University of Technology, Beáta Belková , Miroslav Laco Slovak University of Technology
15:15
90m
Doctoral symposium paper
AutoTrack: An Automatic Variable Value Tracking Tool
Graduate Consortium
Minhyuk Ko Virginia Tech
15:15
90m
Demonstration
A Rule-Based Feedback Framework for Health- and Sustainability-Related Snack Choices in a VR Supermarket
HCSE Demos & Posters
Carina Micheel , Sarah Krings Paderborn University, Dennis Wüppelmann Paderborn University, Corinna Ostwinkel
15:15
90m
Doctoral symposium paper
Between the Languages of Data: Expression-Mediating Systems for Human-AI Data Work
Graduate Consortium
Chang Han University of Utah, USA
17:00 - 22:30
VL/HCC & HCSE Conference DinnerHCSE Organization at Dalheim Monastery
17:00
5h30m
Dinner
Dinner
HCSE Organization

Thu 1 Oct

Displayed time zone: Amsterdam, Berlin, Bern, Rome, Stockholm, Vienna change

08:00 - 09:00
VL/HCC & HCSE RegistrationHCSE Organization at Foyer
08:00
60m
Registration
Registration
HCSE Organization

09:00 - 10:30
VL/HCC & HCSE Joint Keynote and VL/HCC MIP PresentationHCSE Keynotes at A.00.12
Chair(s): Stefan Sauer Paderborn University, Steve Oney University of Michigan
09:00
60m
Keynote
Social Explainable AIKeynote
HCSE Keynotes
Kirsten Thommes Paderborn University
10:00
30m
Talk
VL/HCC MIP PresentationMIP Award Winner
HCSE Keynotes
Margaret Burnett Oregon State University
10:30 - 11:00
VL/HCC & HCSE BreakHCSE Organization at Foyer
10:30
30m
Coffee break
Break
HCSE Organization

11:00 - 12:30
Mental Models, Explainable AI and Human-AI SymbiosisHCSE Technical Papers at A.00.07
Chair(s): Thiago Rocha Silva University of Southern Denmark
11:00
30m
Talk
Towards a Framework of Mental Models and Cognitive Processes in Component UseFull Paper
HCSE Technical Papers
Ava Heinonen Aalto University, Fabian Fagerholm Aalto University
11:30
15m
Talk
Mental Model-Centric Protocol for Evaluating XAI in Brain Age Prediction: A Late-Breaking Pilot StudyShort Paper
HCSE Technical Papers
Carmelo Ardito Politecnico di Bari, Maria Luigia Natalia De Bonis Politecnico di Bari, Tommaso Di Noia Politecnico di Bari, Eugenio Di Sciascio Polytechnic University of Bari, Italy, Giuseppe Fasano , Angela Lombardi Politecnico di Bari
11:45
15m
Talk
Human-Centered Design to Build Symbiotic AI Systems: a Case StudyShort Paper
HCSE Technical Papers
Miriana Calvano University of Bari, Antonio Curci University of Pisa, Italy and University of Bari, Italy, Rosa Lanzilotti University of Bari, Antonio Piccinno University of Bari, Italy
12:00
15m
Talk
Post-HCI: Are We There Yet? Rerolling Roles for Developers and End UsersShort Paper
HCSE Technical Papers
Bernhard Schenkenfelder Software Competence Center Hagenberg (SCCH), Ulrich Brandstätter
11:00 - 12:30
Professional SEResearch Papers at A.00.12
Chair(s): Parmit Chilana Simon Fraser University
11:00
30m
Talk
The Help Ladder: Skill-Adaptive Peer Scaffolding for Real-Time Collaborative ProgrammingFull Paper
Research Papers
Panayu Keelawat Virginia Tech, Sriram Narlapati Virginia Tech, Sangwook Lee Virginia Tech, Darshan Nere Virginia Tech, Griffin Ogura Virginia Tech, Xinran Adeline Li Johns Hopkins University, Sang Won Lee Virginia Polytechnic Institute and State University, Yan Chen Virginia Tech, USA
11:30
30m
Talk
The Power of the Collective: Behavioral Priors Beat Semantics in Developer NavigationFull Paper
Research Papers
Shahnewaz Leon North Carolina State University, Sandeep Kuttal North Carolina State University
12:00
30m
Talk
"What Led to this Change?" Organizing Code Diffs Using Semantic InformationFull Paper
Research Papers
Noam Har Tuv Technion, Cynthia Richey University of Pennsylvania, Chandrakana Nandi Certora; University of Washington, Hila Peleg Technion
12:30 - 14:00
VL/HCC & HCSE LunchHCSE Organization at Foyer
12:30
90m
Lunch
Lunch
HCSE Organization

14:00 - 15:30
IFIP WG 13.2 Business MeetingHCSE Organization at A.00.07
Chair(s): Stefan Sauer Paderborn University
14:00
90m
Meeting
IFIP WG 13.2 Business Meeting
HCSE Organization

14:00 - 15:30
End-User ProgrammingResearch Papers at A.00.12
Chair(s): Steve Oney University of Michigan
14:00
30m
Talk
Plottery: A Code-Integrated GUI for MatplotlibFull Paper
Research Papers
Brian Hempel UCSD, Ruanqianqian (Lisa) Huang University of California, San Diego, Devamardeep Hayatpur University of California, San Diego, Sorin Lerner Cornell University, Haijun Xia UCSD
14:30
30m
Talk
TangiTeach: An Integrated Web and Hardware Platform for Empowering Instructors to Author Lessons Using Electronics-Based TangiblesFull Paper
Research Papers
David Wong-Aitken Simon Fraser University, Qiuhao Zheng Simon Fraser University, Denise J Siu Simon Fraser University, Shatavisha Shraousy Sarkar Simon Fraser University, Sheelagh Carpendale Simon Fraser University, Parmit Chilana Simon Fraser University
15:00
30m
Talk
TableTalk: Scaffolding Spreadsheet Development with a Language AgentJournal-First
Research Papers
Jenny T. Liang Carnegie Mellon University, Aayush Kumar Massachusetts Institute of Technology, Yasharth Bajpai Microsoft, Sumit Gulwani Microsoft, Vu Le Microsoft, Chris Parnin Microsoft, Arjun Radhakrishna Microsoft, Ashish Tiwari Microsoft, Emerson Murphy-Hill Microsoft, Gustavo Soares Microsoft
15:30 - 16:00
VL/HCC & HCSE BreakHCSE Organization at Foyer
15:30
30m
Coffee break
Break
HCSE Organization

16:00 - 17:30
VL/HCC & HCSE Joint Panel DiscussionHCSE Keynotes at A.00.12
Chair(s): Stefan Sauer Paderborn University
16:00
90m
Panel
Panel Discussion: Human-Centricity & AI
HCSE Keynotes
Sandeep Kuttal North Carolina State University, Emerson Murphy-Hill Microsoft, Antonio Piccinno University of Bari, Italy, Jürgen Ziegler University of Duisburg-Essen, Franz Strich Paderborn University
17:30 - 19:00
VL/HCC & HCSE Social ActivityHCSE Organization at HNF
17:30
90m
Social Event
HNF Computer Museum Tour & Visit
HCSE Organization

19:00 - 22:00
VL/HCC & HCSE Networking Event / ReceptionHCSE Organization at Foyer
19:00
3h
Dinner
Dinner
HCSE Organization

Fri 2 Oct

Displayed time zone: Amsterdam, Berlin, Bern, Rome, Stockholm, Vienna change

08:00 - 09:00
VL/HCC RegistrationOrganization at Foyer
08:00
60m
Registration
Registration
Organization

09:15 - 10:30
VL/HCC KeynoteKeynotes at A.00.12
Chair(s): Margaret Burnett Oregon State University
09:15
60m
Keynote
Thinking Outside the Blocks: The Future of Programming in SchoolsKeynote
Keynotes
Alexander Repenning University of Colorado, Boulder
10:30 - 11:00
VL/HCC BreakOrganization at Foyer
10:30
30m
Coffee break
Break
Organization

11:00 - 12:30
ProgrammingResearch Papers at A.00.12
Chair(s): Chris Brown Virginia Tech
11:00
30m
Talk
Reading Between the Curly Braces: On Textual Data Serialization Format UsabilityFull Paper
Research Papers
Shiyi He University of Utah, Zach Cutler University of Utah, Andrew McNutt University of Utah
Pre-print
11:30
30m
Talk
Exploring the Translation-As-Explanation Folk Wisdom for Program Editing TasksFull Paper
Research Papers
Jacob Yim UC San Diego, Justin Lubin University of California at Berkeley, Kevin Ye Simon Fraser University, Laila Walker University of Washington, Eric Rawn UC Berkeley, Sarah Chasins UC Berkeley
12:00
30m
Talk
Synthesizing Complex Program Analyzers from Natural Language QuestionsFull Paper
Research Papers
Amirmohammad Nazari University of Southern California, Sadra Sabouri University of Southern California, Wang Zhu Department of Computer Science, University of SouthernCalifornia, Robin Jia Department of Computer Science, University of SouthernCalifornia, Souti Chattopadhyay University of Southern California, Mukund Raghothaman University of Southern California
12:30 - 14:00
VL/HCC LunchOrganization at Foyer
12:30
90m
Lunch
Lunch
Organization

14:00 - 15:30
EducationResearch Papers at A.00.12
Chair(s): Stefan Sauer Paderborn University
14:00
30m
Talk
Ender: Visual Scaffolding for Geometric Proof ComprehensionFull Paper
Research Papers
Hwei-Shin Harriman Carnegie Mellon University, Yuchen Jin University of Wisconsin-Madison, Dominik Moritz Carnegie Mellon University, Joshua Sunshine Carnegie Mellon University
14:30
30m
Talk
Exploring the Design Space of LLM-Based Programming Support in CS Education: A Scoping Review through the Lens of Assistance GovernanceFull Paper
Research Papers
Minsun Kim Virginia Tech, Sheikh Moonwara Anjum Monisha Virginia Tech, Zihan Wu University of Michigan, David Smith Virginia Tech
15:00
30m
Talk
Assistant or Actor? Student Trust, Control, and Delegation Regret When Using a General-Purpose AI AgentsFull Paper
Research Papers
Shiva Pochampally Virginia Tech, Shengwei An Virginia Tech, Yan Chen Virginia Tech, USA
15:30 - 16:00
VL/HCC BreakOrganization at Foyer
15:30
30m
Coffee break
Break
Organization

16:00 - 17:30
User Interfaces + ClosingResearch Papers at A.00.12
Chair(s): Thiago Rocha Silva University of Southern Denmark
16:00
30m
Talk
TaskArtisan: Designing Composable Generative Widgets for LLM-Assisted AnalysisFull Paper
Research Papers
Meng Chen UC Berkeley, Amy Pavel UC Berkeley
16:30
30m
Talk
How Wrangling Tools Shape Wrangling: A Technical Dimensions AnalysisFull Paper
Research Papers
Shiyi He University of Utah, El Kindi Rezig University of Utah, Paul Rosen University of Utah, Andrew McNutt University of Utah
Pre-print
17:00
15m
Talk
Why Constrained Interfaces are the Right Default for LLM-in-EducationShort Paper
Research Papers
Alexandre De Masi University of Geneva
17:15
15m
Day closing
Closing
Research Papers
Stefan Sauer Paderborn University