Landa-Avila, Cecilia, Jun, Gyuchan Thomas, Sassoon, Isabel, Colak, Ozlem, Harvey, Tina and Balatsoukas, Panagiotis (2021) Immunity Passports as Complex Systems: Applying systems approaches to explore needs, risks, and unintended consequences. In: Proceedings of Relating Systems Thinking and Design (RSD10) 2021 Symposium, 2-6 Nov 2021, Delft, The Netherlands.