31st «Experts Lunch» in Zurich on 18.01.2022, Photos: Christian Lanz
30th «Experts Lunch» in Zurich on 08.06.2021, Photos: Christian Lanz
29th «Experts Lunch» in Zürich on 15.09.2020, Photos: Christian Lanz
28th «Experten-Lunch» in Zurich on 03.09.2019, Photos: Christian Lanz
27th «Experten-Lunch» in Zurich on 11.06.2019, Photos: Christian Lanz