A Systematic Review of Generative AI on Game Character Creation: Applications, Challenges, and Future Trends
Z. Wu, Z. Chen, D. Zhu, C. Mousas, D. Kao
IEEE Transactions on Games, 2025. (Accepted with Minor Revisions.)

Design Considerations for Virtual Self-Representation in Educational Games
M. T. Kronenberger, H.N. Liang, C. Mousas, D. Kao
IEEE Computer Graphics and Applications, 2025.

Exploring Player Agency in Educational Video Games
A. Joshi, C. Mousas, S. S. Tokey, D. Kao
Entertainment Computing (ENTCOM), 2025.

Toward Understanding the Effects of Intelligence of a Virtual Character during an Immersive Jigsaw Puzzle Co-Solving Task
M. Choi, D. Cui, M. Volonte, A. Koilias, D. Kao, C. Mousas
ACM Transactions on Applied Perception (TAP), 2024.

AI-Based Automatic Detection of Online Teamwork Engagement in Higher Education
A. J. Magana, S. T. Mubarrat, D. Kao, B. Benes
IEEE Transactions on Learning Technologies (TLT), 2024.

Exploring the Effects of Self-correction Behavior of an Intelligent Virtual Character during a Jigsaw Puzzle Co-solving Task
M. Choi, S. Guo, A. Koilias, M. Volonte, D. Kao, C. Mousas
ACM Transactions on Interactive Intelligent Systems (TiiS), 2024.

Exploring the Influence of Avatar Skin Tone in VR Educational Games
O. Oyedokun, S. T. Mubarrat, A. Joshi, C. Mousas, D. Kao
Extended Abstracts of ACM Computer-Human Interaction in Play (CHI PLAY), 2024.

An Exploration of Game Level Design to Evoke Spatial Exploration: The Influence of a Secondary Task
P. Acevedo, M. Choi, H. Liu, D. Kao, C. Mousas
Extended Abstracts of ACM Computer-Human Interaction in Play (CHI PLAY), 2024.

How does Juicy Game Feedback Motivate? Testing Curiosity, Competence, and Effectance
D. Kao, N. Ballou, K. Gerling, H. Breitsohl, S. Deterding
ACM Human Factors in Computing Systems (CHI), 2024.

Exploring How Gender-Anonymous Voice Avatars Influence Women’s Performance in Online Computing Group Work
D. Kao, S. T. Mubarrat, A. Joshi, S. Pandita, C. Mousas, H. N. Liang, R. Ratan
International Journal of Human-Computer Studies, 2024.

Collaborating With My Doppelgänger: The Effects of Self-Similar Appearance and Voice of a Virtual Character During a Jigsaw Puzzle Co-solving Task
S. Guo, M. Choi, D. Kao, C. Mousas
ACM SIGGRAPH I3D, 2024.

Impact of Tutorial Modes with Different Time Flow Rates in Virtual Reality Games
B. Chen, X. Yan, X. Hu, D. Kao, H.N. Liang
ACM SIGGRAPH I3D, 2024.

The Development and Validation of the Motivations for Avatar-Mediated Meetings (MAMM) Scale
S. Pandita, R. Ratan, T. Kim, ..., D. Kao (Author #20), et al.
International Communication Association, 2024.

Effects of Speed of a Collocated Virtual Walker and Proximity toward a Static Virtual Character on Avoidance Movement Behavior
M. Nelson, A. Koilias, D. Kao, C. Mousas
International Symposium on Mixed and Augmented Reality (ISMAR), 2023.

Exploring the Appearance and Voice Mismatch of Virtual Characters
M. Choi, A. Koilias, M. Volonte, D. Kao, C. Mousas
Adjunct Proceedings of the International Symposium on Mixed and Augmented Reality, 2023.

Exploring the Effect of the Group Size and Feedback of Non-Player Character Spectators in Virtual Reality Exergames
J. Wang, R. Shi, W. Zheng, W. Xie, D. Kao, H. N. Liang
Frontiers in Psychology (Front. Psychol.), 2023.

Effect of Frame Rate on User Experience, Performance, and Simulator Sickness in Virtual Reality
J. Wang, R. Shi, W. Zheng, W. Xie, D. Kao, H. N. Liang
IEEE Conference on Virtual Reality and 3D User Interfaces, published in IEEE TVCG, 2023.

Synthesizing Game Levels for Collaborative Gameplay in a Shared Virtual Environment
H. Liu, M. Choi, D. Kao, C. Mousas
ACM Transactions on Interactive Intelligent Systems, 2023.
(Best Paper Award.)

Towards an Educational Computing Career Exploration Game
D. Kao, A.J. Magana, O. Oyedokun, A. Ravi
Extended Abstracts of ACM Computer-Human Interaction in Play (CHI PLAY), 2022.

Procedural Game Level Design to Trigger Spatial Exploration
P. Acevedo, M. Choi, H. Liu, D. Kao, C. Mousas
Foundations of Digital Games (FDG), 2022.

Exploring the Influence of Demographic Factors on Progression and Playtime in Educational Games
A. Joshi, C. Mousas, D. F. Harrell, D. Kao
Foundations of Digital Games (FDG), 2022.

Zen Hanzi: A Game for Raising Hanzi Component Awareness
O. Keehl, D. Kao, E. Melcer
Foundations of Digital Games (FDG), 2022.

Audio Matters Too: How Audial Avatar Customization Enhances Visual Avatar Customization
D. Kao, R. Ratan, C. Mousas, A. Joshi, E. Melcer
ACM Human Factors in Computing Systems (CHI), 2022.
(Honorable Mention.)

Emotional and Cognitive Effects of Learning with Computer Simulations and Computer Videogames
A.J. Magana, J. Hwang, S. Feng, S. Rebello, T. Zu, D. Kao
Journal of Computer Assisted Learning, 2022.

Exploring Relevance, Meaningfulness, and Perceived Learning in Entertainment Games
R. Sharma, E. Melcer, D. Kao
Digital Games Research Association (DiGRA), 2022.

Driving Interdisciplinary Collaboration through Adapted Conjecture Mapping: A Case Study with the PECAS Mediator
M.A. Chang, A.J. Magana, B. Benes, D. Kao, J. Fusco
Digital Promise, 2022.

The Effects of Observation in Video Games: How Remote Observation Influences Player Experience, Motivation, and Behaviour
D. Kao
Behaviour & Information Technology, 2022.

Not Very Effective: Validity Issues of the Effectance in Games Scale
N. Ballou, H. Breitsohl, D. Kao, K. Gerling, S. Deterding
Extended Abstracts of ACM Computer-Human Interaction in Play (CHI PLAY), 2021.

The Effects of a Self-Similar Avatar Voice in Educational Games
D. Kao, R. Ratan, C. Mousas, A. Magana
ACM Computer-Human Interaction in Play (CHI PLAY), 2021.
(Honorable Mention.)

Evaluating Tutorial-based Instructions for Controllers in Virtual Reality Games
D. Kao, A. Magana, C. Mousas
ACM Computer-Human Interaction in Play (CHI PLAY), 2021.

Evaluating Virtual Reality Locomotion Interfaces on Collision Avoidance Task with a Virtual Character
C. Mousas, D. Kao, A. Koilias, B. Rekabdar
The Visual Computer (Proc. of CGI 2021), 2021.

Fighting COVID-19 at Purdue University: Design and Evaluation of a Game for Teaching COVID-19 Hygienic Best Practices
D. Kao, A. Joshi, C. Mousas, A. Peddireddy, A. K. Gopi, J. Li, J. Springer, B. S. McGowan, J. B. Reed
ACM Foundations of Digital Games (FDG), 2021.

Toward Understanding Embodied Human-Virtual Character Interaction Through Virtual and Tactile Hugging
D. Cui, D. Kao, C. Mousas
Computer Animation and Social Agents (CASA), 2021.

Toward Understanding the Effects of Virtual Character Appearance on Avoidance Movement Behavior
C. Mousas, A. Koilias, B. Rekabdar, D. Kao, D. Anastasiou
IEEE Conference on Virtual Reality and 3D User Interfaces (IEEE VR), 2021.

A Systematic Review of Literature on the Effectiveness of Intelligent Tutoring Systems in STEM
S. Feng, A.J. Magana, D. Kao
IEEE Frontiers in Education Conference (FIE), 2021.

First-Year Exploratory Studies about Students' Career Decision Processes and the Impact of Data-Driven Decision Making
T. Karabiyik, D. Kao, A.J. Magana
The Educational Review, USA, 2021.

Virtual Reality Racket Sports: Virtual Drills for Exercise and Training
H. Liu, Z. Wang, C. Mousas, D. Kao
IEEE International Symposium on Mixed and Augmented Reality (IEEE ISMAR), 2020.

Using Real-Time, In-Game Measures to Evaluate Game Difficulty
B. Sherrick, C. L. Smith, D. Kao, C. Mousas
National Communication Association (NCA), 2020.

Hack.VR: A Programming Game in Virtual Reality
D. Kao, C. Mousas, A.J. Magana, D.F. Harrell, R. Ratan, E.F. Melcer, B. Sherrick, P. Parsons, D.A. Gusev
ACM Foundations of Digital Games (FDG), 2020.

Exploring Help Facilities in Game-Making Software
D. Kao
ACM Foundations of Digital Games (FDG), 2020.
(Best Paper Nominee.)

The Effects of Juiciness in an Action RPG
D. Kao
Entertainment Computing, 2020.

Real and Virtual Environment Mismatching Induces Arousal and Alters Movement Behavior
C. Mousas, D. Kao, A. Koilias, B. Rekabdar
IEEE Conference on Virtual Reality and 3D User Interfaces (IEEE VR), 2020.

JavaStrike: A Java Programming Engine Embedded in Virtual Worlds
D. Kao
ACM Foundations of Digital Games (FDG), 2019.

The Effects of Anthropomorphic Avatars vs. Non-Anthropomorphic Avatars in a Jumping Game
D. Kao
ACM Foundations of Digital Games (FDG), 2019.

Exploring How Preference and Perceived Performance Vary in Different Game Genres Across Time of Day
D. Kao, J.J. De Simone
ACM Foundations of Digital Games (FDG), 2019.

Infinite Loot Box: A Platform for Simulating Video Game Loot Boxes
D. Kao
IEEE Transactions on Games, 2019.
(Best Paper Nominee.)

Exploring the Effects of Growth Mindset Usernames in STEM Games
D. Kao
American Educational Research Association (AERA), 2019.

Toward Using Virtual Identities in Computer Science Learning for Broadening Participation
S. V. Harrell, M. Wagoner, D. Kao, D. Olson, A. Rodriguez, D.F. Harrell
American Educational Research Association (AERA), 2019.

Exploring the Use of Virtual Identities for Broadening Participation in Computer Science Learning
D.F. Harrell, D. Olson, D. Kao, A. Rodriguez, L. Carney, S. V. Harrell
Immersive Learning Research Network (iLRN), 2018.

The Effects of Badges and Avatar Identification on Play and Making in Educational Games
D. Kao, D.F. Harrell
ACM Human Factors in Computing Systems (CHI), 2018.

Researching and Developing the Impacts of Virtual Identity on Computational Learning Environments
D. Kao
Massachusetts Institute of Technology, Department of Electrical Engineering and Computer Science, 2018.

Embellishment & Effects: Seduction by Style
D. Kao, D.F. Harrell
In J. Banks (Ed.), Avatar, Assembled, New York, NY: Peter Lang, 2017.

MazeStar: A Platform for Studying Virtual Identity and Computer Science Education
D. Kao, D.F. Harrell
ACM Foundations of Digital Games (FDG), 2017.

Toward Understanding the Impact of Visual Themes and Embellishment on Performance, Engagement, and Self-Efficacy in Educational Games
D. Kao, D.F. Harrell
American Educational Research Association (AERA), 2017.
(Best Student Paper award.) 

Exploring the Effects of Dynamic Avatars on Performance and Engagement in Educational Games
D. Kao, D.F. Harrell
Games+Learning+Society (GLS), 2016.

Highlighting MazeStar: A Platform for Studying Avatar Use in Computer Science Learning Environments
D. Kao, D.F. Harrell, C.U. Lim, S.V. Harrell, M. Wagoner, H. Ho
Games+Learning+Society (GLS), 2016.

Exploring the Impact of Avatar Color on Game Experience in Educational Games
D. Kao, D.F. Harrell
ACM Human Factors in Computing Systems (CHI), 2016.

Exploring the Effects of Encouragement in Educational Games
D. Kao, D.F. Harrell
ACM Human Factors in Computing Systems (CHI), 2016.

Toward Understanding the Impacts of Role Model Avatars on Engagement in Computer Science Learning
D. Kao, D.F. Harrell
American Educational Research Association (AERA), 2016.

Exploring the Use of Role Model Avatars in Educational Games
D. Kao, D.F. Harrell
Experimental AI in Games (EXAG), 2015.

Exploring the Impact of Role Model Avatars on Game Experience in Educational Games
D. Kao, D.F. Harrell
ACM Computer-Human Interaction in Play (CHI PLAY), 2015.

Toward Avatar Models to Enhance Performance and Engagement in Educational Games
D. Kao, D.F. Harrell
IEEE Computational Intelligence in Games (CIG), 2015.

Toward Understanding Real-World Social Impacts of Avatars
D.F. Harrell, D. Kao, C.U. Lim
Electronic Literature Organization (ELO), 2015.

Toward Evaluating the Impacts of Virtual Identities on STEM Learning
D. Kao, D.F. Harrell
ACM Foundations of Digital Games (FDG), 2015.

Exigent: An Automatic Avatar Generation System
D. Kao, D.F. Harrell
ACM Foundations of Digital Games (FDG), 2015.

Mazzy: A STEM Learning Game
D. Kao, D.F. Harrell
ACM Foundations of Digital Games (FDG), 2015.

Exploring construction, play, use of virtual identities in STEM learning
D. Kao, D.F. Harrell
Jean Piaget Society Annual Conference (JPS), 2015.

The Chimeria Platform: User Empowerment through Expressing Social Group Membership Phenomena
D.F. Harrell, D. Kao, C.U. Lim, J. Lipshin, A. Sutherland
Digital Humanities (DH), 2014.

Stories of Stigma and Acceptance Using the Chimeria Platform
D.F. Harrell, D. Kao, C.U. Lim, J. Lipshin, A. Sutherland
Electronic Literature Organization (ELO), 2014.

The Chimeria Platform: An Intelligent Narrative System for Modeling Social Identity-Related Experiences
D.F. Harrell, D. Kao, C.U. Lim, J. Lipshin, A. Sutherland, J. Makivic
Intelligent Narrative Technologies (INT), 2014.

Authoring Conversational Narratives in Games with the Chimeria Platform
D.F. Harrell, D. Kao, C.U. Lim, J. Lipshin, A. Sutherland, J. Makivic, D. Olson
ACM Foundations of Digital Games (FDG), 2014.
(Best Paper honorable mention.) 

Computationally Modeling Narratives of Social Group Membership with the Chimeria System
D.F. Harrell, D. Kao, C.U. Lim
Computational Models of Narrative (CMN), 2013.

The Living Liberia Fabric: An Interactive Narrative Artwork Memorializing Civil War in Liberia
D.F. Harrell, C.U. Lim, D. Kao, J. Zhang
International Symposium on Electronic Art (ISEA), 2013.

Reward Preference in Video Games
D. Kao
Princeton University, Technical Report, 2012.