Wam was also one of the founders of the Dutch mobile vegetarian kitchen, "Rampenplan" which supports political activists at extended actions by providing food and other services (since 1981).
Wam is best known for his work during the Yugoslav Wars, co-founder of Za Mir Network (For Peace) and the "Zagreb Diaries" which he penned at the time, initially as the equivalent of a blog, but ultimately they came out in book form and were translated into several languages.
After leaving Croatia, Wam moved end 1995 to ZEGG intentional community outside of Berlin in Belzig in the Fläming region where he lived and worked for a number of years.
In Belzig he started the so-called "Info-Cafe Der Winkel" (a center for Tolerance and better understanding of different Cultures), which became known as one of Germans best examples of local actions against right-wing violence.
In July 2008, he published a political cookbook in Germany, called "24 Rezepte zur kulinarischen Weltverbesserung" which is roughly translated to "24 recipes for culinary world improvement."