GEORGE ZINN
"Sayanim (Hebrew: סייענים, lit. helpers, assistants) are unpaid Jewish civilians who help Mossad out of a sense of devotion to Israel. They are recruited by Mossad's field agents, katsas, to provide logistical support for Mossad operations."
https://www.youtube.com/watch?v=NX8krEVeOIw