I have had a major involvement in the initiation, programme development and organisation of a number of symposia and meetings at home and abroad.
BES Annual symposium, 'Organisation of Communities', Aberystwyth, 1986.
Joint BES/ASLO Symposium, 'Aquatic Ecology', UCC, April 1992.
6th European Ecological Congress, Marseilles, 1992.
Irish Environmental Researchers Colloquium, UCC, 1993.
European Ecological Federation/EC/UNESCO Workshop on 'Role of biodiversity in ecosystem stability, function and evolution', 1993.
7th European Ecological Congress, Budapest, 1995.
European Ecological Federation/Royal Netherlands Academy of Arts and Sciences and Slovak Academy of Sciences workshop on ‘Sustainability of ecosystems: ecological and economic factors’, Bratislava, 1995.
Royal Irish Academy Seminar “Disturbance and recovery of ecological systems”, Dublin, 1996.
S.I.L. International Limnology Congress in Dublin, 1998. (co-ordinator of Scientific programme of over 1000 papers).
Member of Co-ordination Committee for ESF Network "International Advancement of Community Theory (INTERACT), Jan 2002-Dec 2004.