Dr. Till Stellmacher

Research themes
  • Governance
  • Land use and food security
  • Sustainable use of biological resources
Research countries
  • Ethiopia
  • Kenya
  • Tanzania
Professional experience

Bread for the World; Church Development Service (EED)


Master in Geography;

PhD in Agriculture at the Institute for Food and Resource Economics, Bonn


Diriba D., H. Azadi, F. Senbeta, K. Abebe, F. Taheri, T. Stellmacher. 2016. Urban sprawl and its impacts on land use change in Central Ethiopia. Journal of Urban Forestry & Urban Greening, 16: 132-141.


Diriba D., T. Stellmacher, F. Senbeta, S. van Passel, and H. Azadi. 2016. Environmental and health impacts of effluents from textile industries in Ethiopia: the case of Gelan and Dukem, Oromia Regional State. Environmental Monitoring and Assessment. Springer Publishing, .
Diriba Dadi, Hussein Azadi, Feyera Senbeta, Till Stellmacher, Steven Van Passel, Ketema Abebe. Environmental and Health Impacts of Effluents from Textile Industries in Ethiopia: The Case of Gelan and Dukem, Oromia Regional State. Environmental Monitoring and Assessment. Springer Publishing, .


Hayal, D., B. Lemma, G. Albert and T. Stellmacher. 2015. Degradation of Lake Ziway, Ethiopia: A Study on the Environmental Perceptions of School Students. Lakes and Reservoirs: Research and Management, 20: 243-255.
Jena, P. R., T. Stellmacher and U. Grote. 2015. Can coffee certification schemes increase incomes of smallholder farmers? Evidence from Jinotega, Nicaragua. Environment, Development and Sustainability. Springer, : DOI: 10.1007/s10668-015-9732-0.
Kelboro, G., and T. Stellmacher. 2015. Protected areas as contested spaces: Nech Sar National Park, Ethiopia, between ‘local people’, the state, and NGO engagement. Environmental Development, 16: 63–75.
Stellmacher T. (ed). 2015. Socio-economic Change in Rural Ethiopia. Understanding Local Dynamics in Environmental Planning and Natural Resource Management. Peter Lang. Frankfurt. Further Information


Stellmacher, T.. 2014. Community-initiated institutions and forest use in Ethiopia. The role of collective working groups, iddir and the elders. Special issue of German Ethiopian Association papers. Issue June 2014.


Kelboro, G., T. Stellmacher and V. Hoffmann. 2013. Conservationists’ and ‘Local People’ in Biodiversity Conservation: the Case of Nech Sar National Park, Ethiopia. Ethiopian Journal of Social Sciences and Humanities, Vol 9, No 1 : 29-55.
Stellmacher, T. and U. Grote. 2013. Fairtrade and organic coffee certification: from niche to mainstream. Coffee: a global success story. BGBM Press, Berlin. 61-63.
Stellmacher, T. and Z. Tulu. 2013. From quantity to quality? The socio-economic characteristics of Ethiopian coffee production and export. Coffee: a global success story. BGBM Press, Berlin. 37-39.
Stellmacher, T., A. Fasse, J. Garcia-Yi and U. Grote. 2013. Conserving agrobiodiversity on small-scale farms in developing countries through innovative market-based instruments. In: A. Christinck and M. Padmanabhan (eds.) (eds.): Cultivate Diversity: A Handbook of Transdisciplinary Approaches to Agrobiodiversity Research. Margraf Publishers. 185-200.


Aklilu, D. and T. Stellmacher. 2012. Faith-based Organizations in Ethiopia. The Contribution of the Kale Heywet Church to Rural Schooling, Ecological Balance and Food Security. Vandenhoek & Ruprecht Unipress. Göttingen.
Collings, L., S. Cook and T. Stellmacher. 2012. Understanding growing environments for coffee quality. In: Oberthür, T., Läderach, P., Pohlan J. and J. Cock (eds.): Specialty Coffee – Managing Quality. IPNI SEAP. 78.
Jena, P.R., B. Beyene, T. Stellmacher and U. Grote. 2012. The impact of coffee certification on small-scale producers’ livelihoods: a case study from the Jimma Zone, Ethiopia. Agricultural Economics , 43: 427-438.
Stellmacher, T., E. Winter and U. Grote. 2012. Protected areas in Tanzania: from ineffective management to PA certificates? Proceedings of the Conference on the Human Dimensions of Global Environmental Change. October 5-6, 2012. Berlin.
Winter, E., D. Roettgers, B. Deutsch and T. Stellmacher. 2012. An overview of market-based PES aproaches. Carius, F. (ed): Payments for Ecosystem Services. Towards an Implementation Strategy. BfN Skripten 326. Federal Agency for Nature Conservation. Bonn.
Wissel, S., A. Berghöfer, R. Jordan, S. Oldfield, T. Stellmacher and J. Förster. 2012. Certification and Labeling. In: H. Wittmer and H. Gundimeda (eds.): The Economics of Ecosystems and Biodiversity in Local and Regional Policy and Management. Earthscan from Routledge, Abingdon and New York. 273-288.


Hedden-Dunkhorst, B., M. Lehmann, U. Pascual, T. Stellmacher, E. Winter, A. Berghöfer, J. Blignaut, J. Kronenberg, M. Masiga, M. Todorova, S. Schomers, S. Domptail, S. Mumbunan, F. Carius and H. Gundimeda. 2011. Payments for Ecosystem Services: Towards their Development and Implementation. Policy Brief of German Federal Agency for Nature Conservation, 2011: 1-8. Further Information


Stellmacher, T. and R. Nolten. 2010. Institutional change from below: conserving forest by strenthening community-initiated use rights? The case of Bale mountains coffee forests, Ethiopia. In: Eguavoen I. and W. Laube (eds.): Negotiating Local Governance. Natural Resources Management at the Interface of Communities and the State. Lit Publishing, Berlin.
Stellmacher, T., P. Jena, B. Nayak and U. Grote. 2010. The local payoffs of coffee certification. Evidences from smallholder cooperative farmers in Jinotega, Nicaragua. Proceedings to the Conference: Berlin Conference on the Human Dimensions of Global Environmental Change. Berlin, October 8-9, 2010.
Stellmacher, T., U. Grote and J. Volkmann. 2010. Protection of biodiversity through certification? Forest coffee in Kaffa and Bench Maji Zone, Ethiopia. TEEB - The Economics of Ecosystems and Biodiversity for Local and Regional Policy Makers. United Nations Environment Programme. 170.
Wissel, S., A. Berghöfer, R. Jordan, S. Oldfield and T. Stellmacher. 2010. Certification and Labelling. TEEB - The Economics of Ecosystems and Biodiversity for Local and Regional Policy Makers. United National Environment Programme. 161-171.


Grote, U. and T. Stellmacher. 2009. Coffee Certification in the International Trade. Aroma Coffee, 1: 6-11.
Stellmacher, T. and P. Mollinga. 2009. The institutional spere of coffe forest management in Ethiopia. Local level findings from Koma forest in Kaffa zone. International Journal of Social Forestry, 2 (1): 43-66.


Stellmacher, T. 2008. Zertifizierung als Instrument zum Schutz von Biodiversität?. ZEF News No. 20. Special Issue on Biodiversity and Change, ZEF, Bonn, .
Stellmacher, T. 2008. Prospects and challenges of forest coffee certification in Ethiopia: the need to effectively link economic benefits to biodiversity conservation. Proceedings of the Conference Human Dimensions of Global Environmental Change, Berlin. Further Information


Stellmacher, T. 2007. The historical development of local forest governance in Ethiopia. From imperial times to the military regime of the derg. Afrika Spectrum, GIGA Institute of African Affairs, Hamburg, 42 (3): xx-xx.
Stellmacher, T. 2007. Das interventionistische Dilemma. Grundprobleme sozialwissenschaftlicher Feldforschung im ländlichen Afrika.


Stellmacher, T. 2006. Informal Institutions on Local and Community Level: Property Rights Participatory Forest Management Project. University of Bonn. Germany.
Stellmacher, T. 2006. Governing the Ethiopian Coffee forests: a local level institutional analysis in Kaffa and Bale mountains. Doctoral thesis at Faculty of Agriculture, University of Bonn. Download [32FE_DISSERTATION - STELLMACHER]


Stellmacher, T. 2005. Institutional factors shaping coffee forest management in Ethiopia. The case of Bonga Forest/Kaffa Zone. Proceedings of the Conference International Trade and the Protection of Natural Resources in Ethiopia. March 5-6, 2005. Berlin. Further Information

Senior Researcher