All Stories

  1. The Interplay of Family Life and Digital Gaming

    Article • Games Research and Practice, September 2025, ACM (Association for Computing Machinery)

    João Guerreiro

  2. Exploring Aiming Techniques for Blind People in Virtual Reality

    Article • IEEE Transactions on Visualization and Computer Graphics, May 2025, Institute of Electrical & Electronics Engineers (IEEE)

    João Guerreiro

  3. Perspectives on Mixed-Ability Competition

    Article • April 2025, ACM (Association for Computing Machinery)

    João Guerreiro

  4. Designing and Evaluating a VR Boxing Experience with Blind People

    Article • April 2025, ACM (Association for Computing Machinery)

    João Guerreiro

  5. Exploring Continuity in Games: Analog, Digital and Across Mediums

    Article • April 2025, ACM (Association for Computing Machinery)

    João Guerreiro

  6. Expanding Automated Accessibility Evaluations: Leveraging Large Language Models for Heading-Related Barriers

    Article • March 2025, ACM (Association for Computing Machinery)

    João Guerreiro

  7. Exploring Asymmetric Competitive Gaming For Mixed-Visual-Ability Pairs

    Article • January 2025, Springer Science + Business Media

    João Guerreiro

  8. Speed-of-Light VR for Blind People: Conveying the Location of Arm-Reach Targets

    Article • October 2024, ACM (Association for Computing Machinery)

    João Guerreiro

  9. Investigating Virtual Reality Locomotion Techniques with Blind People

    Article • May 2024, ACM (Association for Computing Machinery)

    Letícia Pereira, João Guerreiro

  10. The Trick is to Stay Behind?: Defining and Exploring the Design Space of Player Balancing Mechanics

    Article • May 2024, ACM (Association for Computing Machinery)

    David Gonçalves, Tiago Guerreiro, João Guerreiro

  11. A Living Framework for Understanding Cooperative Games

    Article • May 2024, ACM (Association for Computing Machinery)

    David Gonçalves, João Guerreiro

  12. From Automation to User Empowerment: Investigating the Role of a Semi-automatic Tool in Social Media Accessibility

    Article • ACM Transactions on Accessible Computing, February 2024, ACM (Association for Computing Machinery)

    Tiago Guerreiro, João Guerreiro, Letícia Pereira

  13. Digital Therapeutics with Virtual Reality and Sensors

    Article • October 2023, ACM (Association for Computing Machinery)

    Tiago Guerreiro, João Guerreiro

  14. Introduction to the Special Issue on ASSETS’21

    Article • ACM Transactions on Accessible Computing, June 2023, ACM (Association for Computing Machinery)

    João Guerreiro

  15. TACTOPI: Exploring Play with an Inclusive Multisensory Environment for Children with Mixed-Visual Abilities

    Article • June 2023, ACM (Association for Computing Machinery)

    Hugo Nicolau, Tiago Guerreiro, João Guerreiro

  16. The Design Space of the Auditory Representation of Objects and Their Behaviours in Virtual Reality for Blind People

    Article • IEEE Transactions on Visualization and Computer Graphics, May 2023, Institute of Electrical & Electronics Engineers (IEEE)

    João Guerreiro

  17. "My Zelda Cane": Strategies Used by Blind Players to Play Visual-Centric Digital Games

    Article • April 2023, ACM (Association for Computing Machinery)

    David Gonçalves, João Guerreiro

  18. Coding Together: On Co-located and Remote Collaboration between Children with Mixed-Visual Abilities

    Article • April 2023, ACM (Association for Computing Machinery)

    Tiago Guerreiro, Hugo Nicolau, João Guerreiro

  19. Evaluating Accessible Navigation for Blind People in Virtual Environments

    Article • April 2023, ACM (Association for Computing Machinery)

    João Guerreiro

  20. Inclusive Social Virtual Environments: Exploring the Acceptability of Different Navigation and Awareness Techniques

    Article • April 2023, ACM (Association for Computing Machinery)

    Tiago Guerreiro, João Guerreiro

  21. Virtual Reality for Health and Wellbeing

    Article • November 2022, ACM (Association for Computing Machinery)

    Oscar Mayora, Tiago Guerreiro, Hristijan Gjoreski, Emilija Kizhevska, João Guerreiro

  22. Authoring accessible media content on social networks

    Article • October 2022, ACM (Association for Computing Machinery)

    Tiago Guerreiro, Letícia Pereira, João Guerreiro

  23. Technology to support independent navigation of people with visual impairments

    Article • XRDS Crossroads The ACM Magazine for Students, March 2022, ACM (Association for Computing Machinery)

    João Guerreiro

  24. Nipping Inaccessibility in the Bud: Opportunities and Challenges of Accessible Media Content Authoring

    Article • June 2021, ACM (Association for Computing Machinery)

    Tiago Guerreiro, Letícia Pereira, João Guerreiro

  25. Collaborative Tabletops for Blind People

    Article • Proceedings of the ACM on Human-Computer Interaction, November 2020, ACM (Association for Computing Machinery)

    Sofia Reis, Hugo Nicolau, João Guerreiro

  26. From skeuomorphism to flat design: age-related differences in performance and aesthetic perceptions

    Article • Behaviour and Information Technology, September 2020, Taylor & Francis

    João Guerreiro

  27. Open Challenges of Blind People Using Smartphones

    Article • International Journal of Human-Computer Interaction, June 2020, Taylor & Francis

    João Guerreiro

  28. Smartphone-Based Assistance for Blind People to Stand in Lines

    Article • April 2020, ACM (Association for Computing Machinery)

    João Guerreiro

  29. Investigating the Opportunities for Technologies to Enhance QoL with Stroke Survivors and their Families

    Article • April 2020, ACM (Association for Computing Machinery)

    Hugo Nicolau, João Guerreiro

  30. Virtual navigation for blind people: Transferring route knowledge to the real-World

    Article • International Journal of Human-Computer Studies, March 2020, Elsevier

    João Guerreiro

  31. Deep Learning Compensation of Rotation Errors During Navigation Assistance for People with Visual Impairments or Blindness

    Article • ACM Transactions on Accessible Computing, December 2019, ACM (Association for Computing Machinery)

    João Guerreiro, Dragan Ahmetovic

  32. CaBot: Designing and Evaluating an Autonomous Navigation Robot for Blind People

    Article • October 2019, ACM (Association for Computing Machinery)

    João Guerreiro

  33. The Design Space of Nonvisual Word Completion

    Article • October 2019, ACM (Association for Computing Machinery)

    Hugo Nicolau, Tiago Guerreiro, João Guerreiro

  34. NavCog3 in the Wild

    Article • ACM Transactions on Accessible Computing, September 2019, ACM (Association for Computing Machinery)

    João Guerreiro

  35. An Independent and Interactive Museum Experience for Blind People

    Article • May 2019, ACM (Association for Computing Machinery)

    João Guerreiro

  36. AudioFunctions.web

    Article • May 2019, ACM (Association for Computing Machinery)

    João Guerreiro

  37. Impact of Expertise on Interaction Preferences for Navigation Assistance of Visually Impaired Individuals

    Article • May 2019, ACM (Association for Computing Machinery)

    João Guerreiro

  38. Multimodal Exploration of Mathematical Function Graphs with AudioFunctions.web

    Article • May 2019, ACM (Association for Computing Machinery)

    João Guerreiro

  39. Airport Accessibility and Navigation Assistance for People with Visual Impairments

    Article • May 2019, ACM (Association for Computing Machinery)

    Daisuke Sato, João Guerreiro

  40. BBeep

    Article • May 2019, ACM (Association for Computing Machinery)

    João Guerreiro

  41. Grand challenges in accessible maps

    Article • interactions, February 2019, ACM (Association for Computing Machinery)

    Johannes Schöning, João Guerreiro

  42. Hacking Blind Navigation

    Article • January 2019, ACM (Association for Computing Machinery)

    Daisuke Sato, João Guerreiro

  43. The Present and Future of Museum Accessibility for People with Visual Impairments

    Article • October 2018, ACM (Association for Computing Machinery)

    João Guerreiro

  44. Variability in Reactions to Instructional Guidance during Smartphone-Based Assisted Navigation of Blind Users

    Article • Proceedings of the ACM on Interactive Mobile Wearable and Ubiquitous Technologies, September 2018, ACM (Association for Computing Machinery)

    João Guerreiro

  45. How Context and User Behavior Affect Indoor Navigation Assistance for Blind People

    Article • April 2018, ACM (Association for Computing Machinery)

    João Guerreiro

  46. SIG

    Article • April 2018, ACM (Association for Computing Machinery)

    Johannes Schöning, João Guerreiro

  47. Modeling Expertise in Assistive Navigation Interfaces for Blind People

    Article • March 2018, ACM (Association for Computing Machinery)

    João Guerreiro

  48. In-context Q&A to Support Blind People Using Smartphones

    Article • October 2017, ACM (Association for Computing Machinery)

    João Guerreiro

  49. Virtual Navigation for Blind People

    Article • October 2017, ACM (Association for Computing Machinery)

    João Guerreiro

  50. Scanning for Digital Content

    Article • ACM Transactions on Accessible Computing, January 2016, ACM (Association for Computing Machinery)

    João Guerreiro

  51. TabLETS Get Physical

    Article • April 2015, ACM (Association for Computing Machinery)

    Tiago Guerreiro, João Guerreiro

  52. Blind People Interacting with Large Touch Surfaces

    Article • January 2015, ACM (Association for Computing Machinery)

    Tiago Guerreiro, João Guerreiro

  53. Faster Text-to-Speeches

    Article • January 2015, ACM (Association for Computing Machinery)

    João Guerreiro

  54. B#

    Article • January 2014, ACM (Association for Computing Machinery)

    Tiago Guerreiro, João Guerreiro

  55. Text-to-speeches

    Article • January 2014, ACM (Association for Computing Machinery)

    João Guerreiro

  56. Using simultaneous audio sources to speed-up blind people's web scanning

    Article • May 2013, ACM (Association for Computing Machinery)

    João Guerreiro

  57. "Tell me what I want to know!"

    Article • May 2013, ACM (Association for Computing Machinery)

    João Guerreiro

  58. UbiBraille

    Article • January 2013, ACM (Association for Computing Machinery)

    Tiago Guerreiro, João Guerreiro

  59. Augmenting braille input through multitouch feedback

    Article • January 2013, ACM (Association for Computing Machinery)

    Tiago Guerreiro, João Guerreiro

  60. Thetodayandtomorrowof Braille learning

    Article • January 2013, ACM (Association for Computing Machinery)

    Tiago Guerreiro, João Guerreiro

  61. "Ten things i want to know about you"

    Article • August 2012, ACM (Association for Computing Machinery)

    João Guerreiro

  62. Visualiz'em

    Article • May 2012, ACM (Association for Computing Machinery)

    João Guerreiro

  63. PersonalWeb

    Article • January 2012, ACM (Association for Computing Machinery)

    João Guerreiro

  64. Surpassing farley files

    Article • January 2010, ACM (Association for Computing Machinery)

    Tiago Guerreiro, João Guerreiro