2020 – Heilbronn, Germany
2021 – (not held due to COVID-19 pandemic)
2022 – Online
2023 – Cedar Falls, USA
2024 – Dublin, Ireland
2020 – Heilbronn, Germany
2021 – (not held due to COVID-19 pandemic)
2022 – Online
2023 – Cedar Falls, USA
2024 – Dublin, Ireland