Lars Christie was a guest researcher at PRIO for a period in 2007, returning in the autumn of 2008 for a shorter period to work within the Security Programme.
As of 2022, Lars Christie is an external project member of the project Red Lines and Grey Zones.
Both the Ethics of Humanitarian Neutrality in Syria and the Red Lines for Humanitarian Aid in Afghanistan webinars were recorded and can be streamed via the seminar webpages.
On 9 and 10 November 2009, the Liberal Peace and the Ethics of Peacebuilding held its final workshop.
