The US-edition of the Festschrift for Manfred Kohl, co-edited by the SG of WEA has now been published [July 2022]

It is available through the publisher and through Amazon: https://wipfandstock.com/9781666745153/be-focused-use-common-sense-overcome-excuses-and-stupidity/

For the original endorsement of the Festschrift see:

https://www.bucer.de/ressource/details/bonner-querschnitte-152022-ausgabe-719-eng.html

The Festschrift is available for free download here: https://www.bucer.de/fileadmin/dateien/Dokumente/Buecher/978-3-86269-236-1_Festschrift_Manfred_Kohl.pdf