1. Preiser, W., Smith, K., Universal Design Handbook, 2E, 2010.
2. Downe, L., Good Services, How to design Services that Work, 2020.
3. YouTube course “Universal Design - Tools for Life Georgia AT Program” on  https://www.youtube.com/watch?v=9p1satTC4Cg&list=PLZH-8z1Rji0vaf4i8qMXo8SG6uf57ziKC
4. LinkedIn course “Design Thinking, Social Innovation and Complex Systems” by Scott Boylston 
5. Mager, B., Leon, N., Service Design Innovation - An introduction to the most important principles, processes, and tools, 2021. 
6. BCBS Toolkit, Actions that build community at https://www.dmas.virginia.gov/media/1220/actions-that-build-community.pdf 
7. TEDx Talks, Connect and lead, how we create community, Kathy Coffey at https://www.youtube.com/watch?v=P6D1clAMFyw 
8. Center for Excellence in Universal Design at https://universaldesign.ie/what-is-universal-design/ 
9. Universal Design Principles at https://www.youtube.com/watch?v=kTdiKHpw_xo&list=PL4we4-rKZT4h4balQCtjuXuicBnu7YLfL
10. What is service design at https://www.youtube.com/watch?v=szJX_R5UVI8&t=197s
11. Principles for Designing Sustainable Services at https://wearesnook.com/principles-for-designing-sustainable-services/ 
12. Design for a Better World through Sustainable Service Design at https://esignals.fi/en/category-en/r-d/design-for-a-better-world-through-sustainable-service-design/#67b3f207 
13. Service Design for Sustainability at https://www.youtube.com/watch?v=PY8oZyA6HPE 
14. Service Design Academy: Service Blueprinting at https://www.youtube.com/watch?v=xSCXHU2bK2U
15. Service Blueprint: Many birds with one stone by Martina Mitz at https://www.youtube.com/watch?v=XCcLcJyvaCw