External Evaluator: School of Agriculture, Aristotle University of Thessaloniki (AUTh), Greece (2010); Department of Plant Sciences, Agricultural University of Athens (AUA), Greece (2011); Department of Agricultural Economics and Rural Development, AUA, Greece (2011); Department of Agricultural Products Marketing & Quality Control, Technological Educational Institute of Western Macedonia, Greece (2012); Department of Business Administration of Food and Agricultural Enterprises, University of Patras, Agrinio, Greece (2014, 2018).
External Examiner: Ph.D. Dissertation, Charles University, Prague, Czech Republic (2015); Ph.D. Dissertation, University of Copenhagen, Denmark (2014); M.Sc. Theses (6) MAICh, Greece (2006-2011).
External P&T Committee Member: Department of Agricultural Products Marketing & Quality Control, Technological Educational Institute of Western Macedonia (2011); Department of Business Administration of Food and Agricultural Enterprises, University of Western Greece (2012); School of Agriculture, AUTh (2013, 2019, 2020); Department of Agricultural Economics and Rural Development, AUA (2013, 2014); Technological Educational Institute of Kalamata, Greece (2014); Department of Economics, School of Law, AUTh (2015); School of Economic Sciences, Washington State University (2016); School of Spatial Planning and Development, Faculty of Engineering, AUTh (2017).
Professional Associations: American Agricultural Economics Association (AAEA), Canadian Agricultural Economics Society (CAES), European Association of Agricultural Economists (EAAE), Southern Economic Association (SEA), Western Agricultural Economics Association (WAEA)
Professional Association Committees: AAEA Publication of Enduring Quality Award Committee (2015-2018); WAEA Outstanding Published Research Award Committee (2016 & 2019 - Chair)
International Scientific Committees: 2nd Beeronomics Conference on The Economics of Beer and Brewing, Freising, Germany, September 2011; EAAE Conference on Empirical Applications on Governance of Food and Fibre Value Chains, Uppsala, Sweden, August 2012; 140th EAAE Conference on Theories and Empirical Applications on Policy and Governance of Agri-food Value Chains, Perugia, Italy, December 2013; 146th EAAE Conference on Technology Transfer as a Driver of Innovative Entrepreneurship in Agriculture and the Agri-food Industry, Chania, Greece, July 2015; 1st International Conference of Development and Economy (I.CO.D.ECON), Kalamata, Greece, October 2015; 2nd International Conference on Development and Economy, Thessaloniki, Greece, June 2016; International Conference on Agribusiness Cooperative Enterprises of the Accademia de Georgofili, Florence, Italy, March 2018; 164th EAAE Conference on Preserving Ecosystem Services via Sustainable Agro-food Chains, Chania, Greece, September 2018.