2017: Ministerial Conference on Global Open Data for agriculture and Nutrition (GODAN) on Harnessing the Demographic Dividend through Investment in Technology, Food and Nutrition Data and the 4TH AGRITEC Africa Exhibition, Nairobi, Kenya, 14 -16t June, 2017.
2014: JEPAK Annual National Conference on ‘Enhancing Food and Nutrition Security in Kenya’, Nairobi, Kenya, November 2014.
2013: American Association of Agricultural Economics (AAEA) Annual Meeting, Washington, DC, USA, August 2013.
2013: 4th International Conference of the African Association of Agricultural Economists, Hammerton, Tunisia, September 22-25, 2013
2012: International Conference of Agricultural Economists (ICAE), Brazil, August 2012
2011: NEPAD Planning and Coordinating Agency’s (NPCA) Strategic Briefing Meeting on the Rural Futures Initiative, Addis Ababa, May 2011.
2011: Workshop on Food Insecurity and National Security, National Security Intelligence Service offices, Nairobi, Kenya. October 2011
2010: Center for Studies on African Economies (CSAE) Conference 2010 on Economic Development in Africa, Oxford University, UK, March 21-23, 2010.
2010: Center for Studies on African Economies (CSAE) Conference 2010 on Economic Development in Africa, Oxford University, UK, March 21-23, 2010.
2010: CAADP Program Design and Implementation Workshop, Nairobi, 20-22 October 2010
2009: 6th National Fertilizer Conference on “Towards Increased Use of Fertilizer and Improved Seed for Food Security and Economic Growth”, KARI headquarters, Nairobi, Kenya, August 20-21, 2009.
2007: American Agricultural Economics Association Annual Meeting, Portland, Oregon, July 29-August 1, 2007
1999: Stakeholder Workshop on the Way Forward for the Pyrethrum Industry in Kenya, Hotel Kunste, Nakuru. December 1999.