Professional Work
Some case studies are password protected. Please contact for access.
Towards an Evidence-based Design System
Led the creation of a centralised evidence repository that aggregated UX research and accessibility insights to inform design system decisions, turning scattered research into actionable evidence.
Building Empathy Org-Wide with Accessibility Personas
Led extensive research with disabled participants to create eight accessibility personas at Aviva, providing evidence-based tools to embed inclusive design across the organisation.
Responding to a New Regulatory Deadline through a UX Research Programme
Built a scalable UX research framework to evidence Consumer Duty compliance across 70+ customer journeys, bringing greater research rigour while generating 1,700+ insights and establishing a governance process for continuous assurance.
Academic Research
Investigating Mobile Accessibility Guidance for People with Aphasia
Brian Grellmann, Timothy Neate, Abi Roper, Stephanie Wilson, Jane Marshall; ASSETS ’18: Proceedings of the 20th International ACM SIGACCESS Conference on Computers and Accessibility
Evaluated how WCAG 2.0 guidelines address the needs of people with aphasia on mobile through user testing and audits, offering recommendations for more inclusive design.
Social Networking Sites: Barriers and Facilitators to Access for People with Aphasia
Abi Roper, Brian Grellmann, Timothy Neate, Jane Marshall, Stephanie Wilson; Aphasiology Volume 32, 2018
Explored the accessibility of social networking sites for people with aphasia, identifying barriers, facilitators, and opportunities to support social connection and communication.
Usability Testing – An Aphasia Perspective
Abi Roper, Ian Davey, Stephanie Wilson, Timothy Neate, Jane Marshall, , Brian Grellmann; ASSETS ’18: Proceedings of the 20th International ACM SIGACCESS Conference on Computers and Accessibility
Reported on adapted usability testing methods co-authored with a person with aphasia, showing how inclusive approaches enable meaningful participation and support accessible technology design.
Social Networking Sites: Barriers and Facilitators to Access for People with Aphasia
Abi Roper, Brian Grellmann, Timothy Neate, Jane Marshall, Stephanie Wilson; International Aphasia Rehabilitation Conference 2018
Investigated barriers and facilitators to social networking app use for people with aphasia through usability testing and interviews with speech and language therapists.
Industry blogs
A Comprehensive Guide to Accessible User Research
dScout People Nerds, 2020
A three-part series on Accessible User Research that guides how to plan, prepare, conduct, and report research inclusive of people with disabilities.
Creating More Usable Accessibility Guidelines, UX Collective, 2019
Including People with Aphasia in the Design Process, Medium, 2020
Brian Grellmann 