Paul van Tongeren established the European Centre for Conflict Prevention, publishing the 'People Building Peace' volumes. He was the convenor of the Global Partnership for the Prevention of Armed Conflict (GPPAC) which orgnized a conference on the role of civil society in peacebuilding at the United Nations Headquarters in New York in 2005 at the invitation of the UN Secretary-General Kofi Annan. Paul was Secretary-General of GPPAC till 2010. In the past years, Paul has focused his attention on enhancing 'Infrastructures for Peace' internationally.