design
research
prototyping
2025 - 2026
A rebrand of a small outdoor preschool to better match their joy and whimsy.
design
research
prototyping
html+css
2020 - 2023
A multi-project progression of technological responses to the COVID-19 outbreak. Collaborations with the University of Washington, the Washington State Department of Health, Apple, and Google.
design
research
prototyping
2019
Reimagining Seattle Public Transportation
Winner of HCDE Open House People's Choice Award.
design
prototyping
2019
A recipe management application designed to fit into the Google apps suite, the result of a 2.5 hour UX Protothon.
design
research
prototyping
2017
Simplifying the sound mixing process for independent musicians and small music venues.
For more information on these projects please contact me!
2025
2025
2024
2024
2024
2022
2021
2021
2021
2020
2020
2020
2019
For more information on these projects please contact me!
research design html + css view site
2023 - 2025
research design html + css view site
2023 - 2025
research design html + css view site
2022 - 2025
design
html + css
view site
2021 - 2024
design
html + css
view site
2021 - 2025
design
html + css
view site
2021 - 2025
design
html + css
2020 - 2025
design
html + css
2020 - 2023
design
html + css
view site
2020 - 2021
design
research
2020 - 2021
design
html + css
view site
2020 - 2021
design
html + css
view site
2020 - 2024
design
prototyping
learn more
2019
design
prototyping
learn more
2019
Informatics Supported Authorship of Caring Contacts - ISACC
Itty Bitty Art Show. May 2025. Base Camp Studios. Seattle, WA.
Lets Talk Tech - the first tool to empower shared decision making about technologies to support dementia care [Poster]
Clara Berridge; Natalie R Turner; Liu; Sierramatice W Karras; Amy Chen; Karen Fredriksen-Goldsen; and George Demiris.
PennAITech Research Symposium. Feb 2024.
Dementia Care Works Integrating Holistic Nursing Practice into Dementia Care
Link to PaperLet’s Talk Tech: Supporting family decisions about dementia home care technologies - University of Washington Memory and Brain Wellness Center. September 2022.
Link to ArticleAdvance Planning for Technology Use in Dementia Care: Development, Design, and Feasibility of a Novel Self-administered Decision-Making Tool.
Clara Berridge; Natalie R Turner; Liu; Sierramatice W Karras; Amy Chen; Karen Fredriksen-Goldsen; and George Demiris.
JMIR Publications, 5(3). May 2022.
A toolkit to support the implementation of patient reported outcome measures in routine HIV care [Poster].
Duncan Short; Heidi M. Crane; Justin McReynolods; Sierramatice Karras; and Rob J Fredericksen.
Oral presentation: ISOQOL 28th Annual Conference. October 2021.
StayHome: A FHIR-Native Mobile COVID-19 Symptom Tracker and Public Health Reporting Tool.
Hannah Burkhardt; Pascal Brandt; Jenney Lee; Sierramatice Karras; Paul Bugni; Ivan Cvitkovic; Amy Chen; and William Lober.
Online Journal of Public Health Informatics, 13(1). March 2021. Number: 1
Link to Paper
Have you been exposed to the coronavirus? There's an app for that in WashingtonKUOW. WA Notify. November 2020.
Link to Article
PROgress Implementation Toolkit: Integrating Patient-Reported Outcomes (PROs) Assessments Into Routine HIV Care.
Rob J Fredericksen; Duncan Short; Emma Fitzsimmons; Justin McReynolods; Sierramatice Karras; William Lober; and Heidi Crane.
Funded by ViiV Healthcare as part of the PROgress Study. November 2020.
Link to Paper
StayHome Usability Study
COSRI Usability Study
2019 HCDE Open House - People's Choice Award.
Human Centered Design ; and Engineering - University Washington.
June 2019.
FailState - International Relations Board Game User Research
The Potential for Playful Technology Research Study
Link to ArticleAmtrak Usability Study
An in-depth analysis and usability study of the Amtrak website.
Parents on the Playground User Research
Self Sentient Artifical Intelligence Research Project
Smart Cities Research Project
Odegaard Library User Research
Mini Fridge Usability Study
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