A hybrid approach to model a bayesian network of culture-specific behavior. - Birgit Endrass; Julian Frommel; Elisabeth André (AAMAS, 2014)

Integrated Questionnaires: Maintaining Presence in Game Environments for Self-Reported Data Acquisition. - Julian Frommel; Katja Rogers; Julia Brich; Daniel Besserer; Leonard Bradatsch; Isabel Ortinau; Ramona Schabenberger; Valentin Riemer; Claudia Schrader; Michael Weber 001 (CHI PLAY, 2015)

Modeling and Evaluating a Bayesian Network of Culture-Dependent Behaviors. - Birgit Lugrin; Julian Frommel; Elisabeth André (Culture Computing, 2015)

Mobile Augmented Reality as an Orientation Aid: A Scavenger Hunt Prototype. - Katja Rogers; Julian Frommel; Larissa Breier; Sinan Celik; Harry Kramer; Stefan Kreidel; Julia Brich; Valentin Riemer; Claudia Schrader (Intelligent Environments, 2015)

LiverDefense: An Educational Tower Defense Game as an Evaluation Platform. - Julia Brich; Julian Frommel; Katja Rogers; Adrian Brückner; Martin Weidhaas; Tamara Dorn; Sarah Mirabile; Valentin Riemer; Claudia Schrader; Michael Weber 001 (JCSG, 2015)

LiverDefense: Using a Tower Defense Game as a Customisable Research Tool. - Julia Brich; Katja Rogers; Julian Frommel; Martin Weidhaas; Adrian Brückner; Sarah Mirabile; Tamara Dorn; Valentin Riemer; Claudia Schrader; Michael Weber 001 (VS-GAMES, 2015)

2084 - Safe New World: Designing Ubiquitous Interactions. - Julian Frommel; Katja Rogers; Thomas Dreja; Julian Winterfeldt; Christian Hunger; Maximilian Bär; Michael Weber 001 (CHI PLAY, 2016)

Rising to the Challenge: An Emotion-Driven Approach Toward Adaptive Serious Games. - Claudia Schrader; Julia Brich; Julian Frommel; Valentin Riemer; Katja Rogers (Serious Games and Edutainment Applications, 2017)

CanTouchThis: Examining the Effect of Physical Contact in a Mobile Multiplayer Game. - Julian Frommel; Jan Gugenheimer; David Klein 005; Enrico Rukzio; Michael Weber 001 (CHI Extended Abstracts, 2017)

ShareVR: Enabling Co-Located Experiences for Virtual Reality between HMD and Non-HMD Users. - Jan Gugenheimer; Evgeny Stemasov; Julian Frommel; Enrico Rukzio (CHI, 2017)

Evaluating VR Driving Simulation from a Player Experience Perspective. - Marcel Walch; Julian Frommel; Katja Rogers; Felix Schüssel; Philipp Hock; David Dobbelstein; Michael Weber 001 (CHI Extended Abstracts, 2017)

The Effects of Context-Sensitive Tutorials in Virtual Reality Games. - Julian Frommel; Kim Fahlbusch; Julia Brich; Michael Weber 001 (CHI PLAY, 2017)

Effects of controller-based locomotion on player experience in a virtual reality exploration game. - Julian Frommel; Sven Sonntag; Michael Weber 001 (FDG, 2017)

LiverDefense: how to employ a tower defense game as a customisable research tool. - Julia Brich; Katja Rogers; Julian Frommel; Martin Weidhaas; Adrian Brückner; Sarah Mirabile; Tamara Dorn; Valentin Riemer; Claudia Schrader; Michael Weber 001 (Vis. Comput., 2017)

VRSpinning: Exploring the Design Space of a 1D Rotation Platform to Increase the Perception of Self-Motion in VR. - Michael Rietzler; Teresa Hirzle; Jan Gugenheimer; Julian Frommel; Thomas Dreja; Enrico Rukzio (Conference on Designing Interactive Systems, 2018)

Conveying the Perception of Kinesthetic Feedback in Virtual Reality using State-of-the-Art Hardware. - Michael Rietzler; Florian Geiselhart; Julian Frommel; Enrico Rukzio (CHI, 2018)

KickAR: Exploring Game Balancing Through Boosts and Handicaps in Augmented Reality Table Football. - Katja Rogers; Mark Colley; David Lehr; Julian Frommel; Marcel Walch; Lennart E. Nacke; Michael Weber 001 (CHI, 2018)

Emotion-based Dynamic Difficulty Adjustment Using Parameterized Difficulty and Self-Reports of Emotion. - Julian Frommel; Fabian Fischbach; Katja Rogers; Michael Weber 001 (CHI PLAY, 2018)

Towards Emotion-based Adaptive Games: Emotion Recognition Via Input and Performance Features. - Julian Frommel; Claudia Schrader; Michael Weber 001 (CHI PLAY, 2018)

A Demonstration of VRSpinning: Exploring the Design Space of a 1D Rotation Platform to Increase the Perception of Self-Motion in VR. - Thomas Dreja; Michael Rietzler; Teresa Hirzle; Jan Gugenheimer; Julian Frommel; Enrico Rukzio (UIST (Adjunct Volume), 2018)

A Demonstration of ShareVR: Co-Located Experiences for Virtual Reality Between HMD and Non-HMD Users. - Jan Gugenheimer; Evgeny Stemasov; Julian Frommel; Enrico Rukzio (VR, 2018)

MirrorMe: Increasing Prosocial Behaviour in Public Transport. - Ida Damen; Maximilian Brehm; Andrea Bravo; John C. McClelland; Anouk Zarah Harde; Julian Frommel; Regina Bernhaupt (CHI Extended Abstracts, 2019)

Exploring Interaction Fidelity in Virtual Reality: Object Manipulation and Whole-Body Movements. - Katja Rogers; Jana Funke; Julian Frommel; Sven Stamm; Michael Weber 001 (CHI, 2019)

Take Back Control: Effects of Player Influence on Procedural Level Generation. - Julian Frommel; Dietmar Puschmann; Katja Rogers; Michael Weber 001 (CHI PLAY (Companion), 2019)

Towards Progress Assessment for Adaptive Hints in Educational Virtual Reality Games. - Tobias Drey; Pascal Jansen; Fabian Fischbach; Julian Frommel; Enrico Rukzio (CHI Extended Abstracts, 2020)

Recognizing Affiliation: Using Behavioural Traces to Predict the Quality of Social Interactions in Online Games. - Julian Frommel; Valentin Sagl; Ansgar E. Depping; Colby Johanson; Matthew K. Miller 001; Regan L. Mandryk (CHI, 2020)

ShARe: Enabling Co-Located Asymmetric Multi-User Interaction for Augmented Reality Head-Mounted Displays. - Pascal Jansen; Fabian Fischbach; Jan Gugenheimer; Evgeny Stemasov; Julian Frommel; Enrico Rukzio (UIST, 2020)

Modeling Behaviour to Predict User State: Self-Reports as Ground Truth. - Julian Frommel; Regan L. Mandryk (CoRR, 2020)

Player state assessment: enabling unobtrusive integration and adaptive games - Julian Frommel (2020)

Don't You Know That You're Toxic: Normalization of Toxicity in Online Gaming. - Nicole A. Beres; Julian Frommel; Elizabeth Reid 001; Regan L. Mandryk; Madison Klarkowski (CHI, 2021)

Assessing Social Anxiety Through Digital Biomarkers Embedded in a Gaming Task. - Martin Johannes Dechant; Julian Frommel; Regan L. Mandryk (CHI, 2021)

Gathering Self-Report Data in Games Through NPC Dialogues: Effects on Data Quality, Data Quantity, Player Experience, and Information Intimacy. - Julian Frommel; Cody J. Phillips 002; Regan L. Mandryk (CHI, 2021)

Predicting Beliefs from NPC Dialogues. - Jason T. Bowey; Julian Frommel; Brandon Piller; Regan L. Mandryk (CoG, 2021)

The Struggle is Spiel: On Failure and Success in Games. - Julian Frommel; Madison Klarkowski; Regan L. Mandryk (FDG, 2021)

To Be or Not to Be Stuck, or Is It a Continuum?: A Systematic Literature Review on the Concept of Being Stuck in Games. - Tobias Drey; Fabian Fischbach; Pascal Jansen; Julian Frommel; Michael Rietzler; Enrico Rukzio (Proc. ACM Hum. Comput. Interact., 2021)

The Potential of Video Game Streaming as Exposure Therapy for Social Anxiety. - Julian Frommel; Martin Johannes Dechant; Regan L. Mandryk (Proc. ACM Hum. Comput. Interact., 2021)

Identifying Commercial Games with Therapeutic Potential through a Content Analysis of Steam Reviews. - Cody J. Phillips 002; Madison Klarkowski; Julian Frommel; Carl Gutwin; Regan L. Mandryk (Proc. ACM Hum. Comput. Interact., 2021)

(Don't) stand by me: How trait psychopathy and NPC emotion influence player perceptions, verbal responses, and movement behaviours in a gaming task. - Martin Johannes Dechant; Robin Welsch; Julian Frommel; Regan L. Mandryk (CHI, 2022)

Challenges to Combating Toxicity and Harassment in Multiplayer Games: Involving the HCI Games Research Community. - Julian Frommel; Regan L. Mandryk; Madison Klarkowski (CHI PLAY, 2022)

Effective Toxicity Prediction in Online Multiplayer Gaming: Four Obstacles to Making Approaches Usable. - Julian Frommel; Regan L. Mandryk (MuC (Workshopband), 2022)

Self-Regulation as a Mediator of the Associations Between Passion for Video Games and Well-Being. - Ethan Luxford; Selen Türkay; Julian Frommel; Stephanie J. Tobin; Regan L. Mandryk; Jessica Formosa; Daniel Johnson 001 (Cyberpsychology Behav. Soc. Netw., 2022)

Enhanced Esports: Community Perspectives on Performance Enhancers in Competitive Gaming. - Maximilian A. Friehs; Madison Klarkowski; Julian Frommel; Cody J. Phillips 002; Regan L. Mandryk (Proc. ACM Hum. Comput. Interact., 2022)

Daily Quests or Daily Pests? The Benefits and Pitfalls of Engagement Rewards in Games. - Julian Frommel; Regan L. Mandryk (Proc. ACM Hum. Comput. Interact., 2022)

Feeling Good and In Control: In-game Tools to Support Targets of Toxicity. - Elizabeth Reid 001; Regan L. Mandryk; Nicole A. Beres; Madison Klarkowski; Julian Frommel (Proc. ACM Hum. Comput. Interact., 2022)

"Bad Vibrations": Sensing Toxicity From In-Game Audio Features. - Elizabeth Reid 001; Regan L. Mandryk; Nicole A. Beres; Madison Klarkowski; Julian Frommel (IEEE Trans. Games, 2022)

Combating Toxicity, Harassment, and Abuse in Online Social Spaces: A Workshop at CHI 2023. - Regan L. Mandryk; Julian Frommel; Nitesh Goyal; Guo Freeman; Cliff Lampe; Sarah Vieweg; Donghee Yvette Wohn (CHI Extended Abstracts, 2023)

Workshop on Understanding and Combating the Problematic Side of Play. - Julian Frommel; Guo Freeman; Janelle E. MacKenzie; Daniel Johnson 001; Regan L. Mandryk (CHI PLAY (Companion), 2023)

Help, My Game Is Toxic! First Insights from a Systematic Literature Review on Intervention Systems for Toxic Behaviors in Online Video Games. - Michel Wijkstra; Katja Rogers; Regan L. Mandryk; Remco C. Veltkamp; Julian Frommel (CHI PLAY (Companion), 2023)

UCAI 2023: Workshop on User-Centered Artificial Intelligence. - Daniel Buschek; Julian Frommel; Hanna Hauptmann; Hendrik Heuer; Benedikt Loepp (MuC (Workshopband), 2023)

Prospective Passion and Social Capital within DotA 2 Players. - Daniel Johnson 001; Julian Frommel; Winnifred R. Louis; Matthew D. Lee; Porntida Tanjitpiyanond; Regan L. Mandryk (Proc. ACM Hum. Comput. Interact., 2023)

Using Evolutionary Algorithms to Target Complexity Levels in Game Economies. - Katja Rogers; Vincent Le Claire; Julian Frommel; Regan L. Mandryk; Lennart E. Nacke (IEEE Trans. Games, 2023)

Individual Control over Exposure to Combat Toxicity in Games. - Julian Frommel; Regan L. Mandryk (Games Res. Pract., 2023)

Was it Real or Virtual? Confirming the Occurrence and Explaining Causes of Memory Source Confusion between Reality and Virtual Reality. - Elise Bonnail; Julian Frommel; Eric Lecolinet; Samuel Huron; Jan Gugenheimer (CHI, 2024)

Effects of a Gaze-Based 2D Platform Game on User Enjoyment, Perceived Competence, and Digital Eye Strain. - Mark Colley; Beate Wanner; Max Rädler; Marcel Rötzer; Julian Frommel; Teresa Hirzle; Pascal Jansen; Enrico Rukzio (CHI, 2024)

Novel Approaches for Understanding and Mitigating Emerging New Harms in Immersive and Embodied Virtual Spaces: A Workshop at CHI 2024. - Guo Freeman; Julian Frommel; Regan L. Mandryk; Jan Gugenheimer; Lingyuan Li; Daniel Johnson 001 (CHI Extended Abstracts, 2024)

Toxicity in Online Games: The Prevalence and Efficacy of Coping Strategies. - Julian Frommel; Regan L. Mandryk (CHI, 2024)

The Effect of Spatial Audio on Curvature Gains in VR Redirected Walking. - Maarten Gerritse; Michael Rietzler; Christof van Nimwegen; Julian Frommel (CHI, 2024)

DungeonMaker: Embedding Tangible Creation and Destruction in Hybrid Board Games through Personal Fabrication Technology. - Evgeny Stemasov; Tobias Wagner 002; Ali Askari; Jessica Janek; Omid Rajabi; Anja Schikorr; Julian Frommel; Jan Gugenheimer; Enrico Rukzio (CHI, 2024)

Personalized Matchmaking Restrictions for Reduced Exposure to Toxicity: Preliminary Insights from an Interview Study. - Thom Bongaards; Maurits Adriaanse; Julian Frommel (CHI PLAY (Companion), 2024)

Building Creative Strategies and Solutions to Promote Benefits While Mitigating Harms of Video Games: A Workshop at CHI PLAY 2024. - Julian Frommel; Guo Freeman; Kathrin Gerling; Daniel Johnson 001; Regan L. Mandryk (CHI PLAY (Companion), 2024)

Ten Years of CHI PLAY: A Panel on the Past, Present, and Future of the Conference. - Regan L. Mandryk; Vero Vanden Abeele; Daniel Johnson 001; Lennart E. Nacke; Kathrin Gerling; Julian Frommel; Guo Freeman (CHI PLAY (Companion), 2024)

Understanding and Mitigating New Harms in Immersive and Embodied Virtual Spaces: A Speculative Dystopian Design Fiction Approach. - Guo Freeman; Julian Frommel; Regan L. Mandryk; Jan Gugenheimer; Lingyuan Li; Daniel Johnson 001; Cecilia R. Aragon; Syed Ali Asif; Jakki O. Bailey; Meryem Barkallah; Braeden Burger; Sebastian Cmentowski; et al. (CSCW Companion, 2024)

Games and Play SIG at CSCW: Approaching Games Research from a CSCW Perspective. - Guo Freeman; Regan L. Mandryk; Julian Frommel; Pejman Mirza-Babaei; Cliff Lampe (CSCW Companion, 2024)

UCAI 2024: Workshop on User-Centered Artificial Intelligence. - Daniel Buschek; Julian Frommel; Hanna Hauptmann; Hendrik Heuer; Aletta Smits (UMAP (Adjunct Publication), 2024)

Flipping into the Future: Exploring Player Experience and Task Demand in Physical, VR, and PC Pinball. - Daniel Johnson 001; Nicholas O'Donnell; Julian Frommel; Regan L. Mandryk (Proc. ACM Hum. Comput. Interact., 2024)

PACMHCI V8, CHI PLAY, October 2024 Editorial. - Regan L. Mandryk; Alena Denisova; Julian Frommel; Kathrin Gerling (Proc. ACM Hum. Comput. Interact., 2024)

How To Tame a Toxic Player? A Systematic Literature Review on Intervention Systems for Toxic Behaviors in Online Video Games. - Michel Wijkstra; Katja Rogers; Regan L. Mandryk; Remco C. Veltkamp; Julian Frommel (Proc. ACM Hum. Comput. Interact., 2024)

Guest Editorial: Special Issue on Human Centered AI in Game Evaluation. - Alena Denisova; Diego Perez Liebana; Vanessa Volz; Julian Frommel; Sahar Asadi (IEEE Trans. Games, 2024)

Developing Sociotechnical Solutions to Mitigate New Harms in Immersive and Embodied Virtual Spaces: A Workshop at CHI 2025. - Guo Freeman; Julian Frommel; Regan L. Mandryk; Jan Gugenheimer; Lingyuan Li; Douglas Zytko; Afsaneh Razi; Cliff Lampe (CHI Extended Abstracts, 2025)

Management Strategies for Reducing Boundary and Identity Clashes When Using Discord for Both Working and Gaming. - Regan L. Mandryk; Julian Frommel; Daniel Johnson 001; Sukran Karaosmanoglu; Katja Rogers (CHIWORK, 2025)

Talking-to-Build: How LLM-Assisted Interface Shapes Player Performance and Experience in Minecraft. - Xin Sun; Lei Wang; Yue Li; Jie Li; Massimo Poesio; Julian Frommel; Koen Hinriks; Jiahuan Pei (CoRR, 2025)