Stepping Stones to Freedom: Help to Allied Airmen in The Netherlands During World War II door Bob de Graaff

The book, Stepping Stones to Freedom: Help to Allied Airmen in The Netherlands During World War II, by Professor Bob de Graaff was originally published in Dutch as Schakels naar de vrijheid by SDU Publishers in The Hague in 1995 in cooperation with “The Escape” organization, a group made up of WWII helpers of downed Allied airmen.  Members of “The Escape” felt so strongly about its historical contents that they gathered financial support to have it translated and printed in English for members of the Air Forces Escape and E


About Nisa


The Netherlands Intelligence Studies Association (NISA) is an independent study association established in 1991. The aim of the association is to promote academic research and education in the Netherlands with regard to the development, task and organization and working methods of governmental and private institutions involved in intelligence, counterintelligence, security and related past activities, the present and the future.

Witness to change

NISA 25th anniversary conference 1991 - 2016 Intelligence Analysis in a Changing Environment Friday 28 and Saturday 29 October 2016 in The Hague

On Friday 28 and Saturday 29 October 2016 the Netherlands Intelligence Studies Association (NISA)celebrated its 25th anniversary with an inspiring two-days conference. Main theme was the strongly changed environment of the intelligence analyst during these past 25 years.

How the Dutch intelligence service (BVD) prevented the hijacking of a train by Syrian terrorist in 1975

Kees Jan Dellebeke

In 1975 four Syrians intended to hijack an international train with Russian Jews in Amersfoort, the Netherlands, but following a tip-off by the Binnenlandse Veiligheidsdienst (BVD Dutch Security Service) they were arrested by the Amsterdam police on 5 September of that year.