His long-standing interest in biological warfare agents had already led him in 1999 to call for their banning as part of the Sunshine Project, which was followed by the establishment of a research institute with similar objectives in 2003.
Sein langjähriges Engagement gegen biologische Kampfmittel hatte ihn bereits 1999 veranlasst, zu deren Ächtung die Organisation Sunshine Project ins Leben zu rufen, der 2003 die Gründung eines Forschungsinstituts mit ähnlicher Zielrichtung folgte.