Evaluation Team

Dr. Michael Spilsbury
Director, Evaluation Office
Telephone: +254-20-7625097
Email: Michael.Spilsbury@unep.org

Mike is the Director of the Evaluation Office at UN Environment. He has over 20 years of international experience in evaluation and impact assessment of environmental research and development projects / programmes. Prior to joining UN Environment in 2005, he was responsible for impact assessment and evaluation of research at the Center for International Forestry Research based in Bogor, Indonesia (1995-2005).

He has also worked as a postdoctoral researcher studying lowland tropical forest hydrology in logging concessions and protected areas in Malaysian Borneo and in the private sector as a development projects manager for an environmental consulting firm. He holds both Masters and Doctoral degrees in forestry / ecology from Oxford University, UK and Bachelor of Science in biology from York University UK. He has authored more than 40 publications.

Dr. Janet Wildish
Senior Evaluation Officer
Telephone: +254-20-7625580
E-Mail: Janet.Wildish@unep.org

Janet joined UN Environment as Senior Evaluation Officer in November 2015. She is a development professional with over 15 years’ experience in programme design, implementation and evaluation. Within the development sector she has focused primarily on Africa, especially the East and Horn of Africa. During this time she has worked at a senior management level across a wide range of sectors including governance, education, gender and HIV as well as livelihoods, through which she has worked on initiatives relating to sustainable livelihoods, resilience, climate based adaptation, disaster risk reduction, early warning systems, emergency responses to drought, natural resource management and conflict.

Since 1997 Janet has carried out a wide range of evaluation work and has formalized this experience in an MSc in Impact Evaluation at the University of East Anglia. She also holds a PhD in International Policy for Development from the University of Maryland, specializing in education policy.

Ms. Tiina Piiroinen
Evaluation Officer
Telephone: +254-20-7624181
E-Mail: Tiina.Piiroinen@unep.org

Tiina holds a Master’s degree in biology / ecology from the University of Eastern Finland and is finalizing a PhD on recovery of tropical rainforests after human induced disturbances. Tiina joined UN Environment through UN Volunteers in 2009. 


Ms. Elisa Calcaterra
Evaluation Officer
Telephone: +254-20-7623551
E-Mail: Elisa.Calcaterra@unep.org

Elisa joined the UN Environment Evaluation Office in January 2014, after working for the Energy Center of the Swiss Federal Institute of Technology of Lausanne (2011-2013), where she managed the program of work on social and environmental impacts of bioenergy production in developing countries. During this time, she managed and led 12 field evaluations and several stakeholder consultations.

Prior to this, Elisa worked for the International Union for Conservation of Nature (2008-2011). Elisa also worked for a Brussels-based consultancy (2007-2008), managing evaluations on behalf of the European Commission, for ICLEI – Local Governments for Sustainability (2005-2007) and Tourism Concern (2005).

Elisa holds a MSc degree in Development Management from the London School of Economics and a degree in International Relations and Diplomacy from the University of Trieste, Italy. Elisa also has a certificate in the management of Evaluations for Sustainable Development from the Vienna University of Economics and Business.

Ms. Saila Toikka
Evaluation Officer
Telephone: +254-20-7623971
E-Mail: Saila.Toikka@unep.org 

Saila joined the UN Environment Evaluation Office in June 2015, after working as Monitoring & Evaluation Officer at UNDP Uzbekistan (2013-2015), where she coordinated project and programme monitoring activities as well as guided evaluation processes.  In addition she provided substantive support to the UN Resident Coordinator Office in the UN Country Programme related M&E activities. Saila was also responsible for the internal capacity building in Results-Based Management (RBM) and Monitoring & Evaluation practices. Prior to this, Saila worked in project management of a public-private innovation programme. She also has prior international experience through studies and internships in the Netherlands and India.

Saila holds a Master’s degree in Public Administration and has also extensively studied International Development issues at the University of Helsinki. She has completed several certified courses on Results-Based Management and Monitoring & Evaluation practices at UN Staff College and other learning platforms.

Ms. Mela Shah
Programme Assistant
Telephone: +254-20-7623740
E-Mail: Mela.Shah@unep.org  

Mela has over 38 years experience in the field of Programme Administration in UN Environment. She has provided support to the Evaluation Office as a Programme Assistant for over 24 years and is responsible for hiring consultants and providing logistical support in project and programme evaluations. She also oversees the maintenance of the consultants database and assists in developing the Evaluation Office bi-annual progress reports

Mela has a Diploma in Secretarial Studies and working knowledge of the Sage Computerized Book-Keeping. She also has a Diploma Certificate in French.

Ms. Mercy Mwangi
Programme Assistant
Telephone: +254-20-7623749
E-Mail: Mercy.Mwangi@unep.org 

Mercy has broad experience in Programme Management support. She has worked for UN Environment since September 2000 providing support in monitoring and follow-up of the implementation of evaluation recommendations, the evaluation process including hiring of evaluation consultants and audit. Mercy has also been responsible for the production of the Evaluation Synthesis report. Prior to joining UN Environment Mercy, worked for World Agroforestry Centre (ICRAF). She also worked with a computer firm Resources Interlink between 1987 and 1988.

Mercy has a Masters Degree in Communication Studies (2010) and a Bachelors Degree in Arts from the University of Nairobi (2005). She also holds a Diploma in Business Management from the Kenya Institute of Management (1998). Mercy also pursued secretarial studies at Kianda College in 1984.

Ms. Rahab Gachoya
Administrative Assistant
Telephone: +254-20-7623389
Email: Rahab.Gachoya@unep.org 

Rahab has extensive experience in Administrative Support and has worked for UN Environment for the last 20 years, first in former UN Environment Personnel Unit (HRMS), then in the Information and Public Affairs Unit (DCPI) and the Evaluation Office. Rahab also works as a Volunteer Staff Outreach Support Provider (SOS) and is the current Focal Point for UN Environment and Chairperson of the Group.

Rahab holds a Bachelor of Education degree from the University of Nairobi (2009) and is currently pursuing a Masters Degree in Sociology (Counselling). She was awarded a Legal Secretarial Diploma by The Kenya Polytechnic (1980).

Ms. Pauline Marima
Evaluation Officer
Telephone: +254-20-7625618
E-Mail: Pauline.Marima@unep.org

Pauline joined the UN Environment Evaluation Office in September 2011. She has over 15 years’ professional experience comprising over 5 years managing evaluations for environmental and development projects and programmes, and over 11 years’ experience in environmental and social impact assessment, environmental planning and management, environmental auditing and risk assessment.

She holds a Bachelor’s degree in Environmental Sciences, a Postgraduate Diploma in Environmental Management, has completed several professional training courses, and is currently pursuing her Master’s degree in Philosophy and Ethics.

Ms. Norah Ng’eny
Evaluation Officer
Telephone: +254-20-7623387
E-Mail: Norah.Ngeny@unep.org 

Norah has experience in Project Management, Project/ Programme Monitoring and Evaluation and Community Development. She joined the UN Environment Evaluation Office in 2014. She previously worked with the International Union for Conservation of Nature (IUCN), Global Drylands Initiative.

Norah holds a Masters degree in Environmental Management and Development from the Australian National University (ANU). She also holds a Bachelors degree in Environmental Studies (Community Development) from Kenyatta University.