Email: christelle.cazabat@idmc.ch
Christelle is the Head of Programmes at IDMC. She oversees the organisation’s programme work, including global monitoring and reporting on internal displacement, research on its drivers, patterns, impacts and solutions, and displacement risk analyses. Prior to becoming Head of Programmes, she was a Researcher and then Research Manager at IDMC. She conducted research on the impacts of internal displacement on different groups of affected people and on the economy. She also developed the Internal Displacement Index’ methodology and IDMC’s analytical framework on internal displacement in a context of climate change. She has been working in international development since 2007 for the French Embassies in the Dominican Republic and in Cameroon, the United Nations Population Fund’s country office in Cameroon, the World Health Organization’s Eastern Mediterranean regional office in Egypt and headquarters in Geneva, and the Human Development Report Office of the United Nations Development Programme in New York.
She holds a PhD from the University of the Sorbonne (Paris) and speaks French, English and Spanish.
The Global Monitoring and Reporting hub compiles, triangulates and validates data on internal displacement at the national, regional and global levels. It is in charge of the production of country profiles, regional reports and the Global Report on Internal Displacement (GRID), that analyse the key trends and developments of internal displacement globally.
GLOBAL AND REGIONAL REPORTING HUB
Email: vicente.anzellini@idmc.ch
Vicente leads the global and regional analysis team at IDMC and coordinates the production of the Global Report on Internal Displacement (GRID), regional reports and country profiles. He previously worked for the UN Office for Disaster Risk Reduction (UNDRR) as researcher and policy analyst at the Risk Knowledge Section, based in Geneva. He also supported UNDRR’s Regional Office for Africa, based in Nairobi, where he conducted capacity building activities on disaster risk knowledge in over fifteen countries. He also worked in a number of countries across Central and Southern Asia, and the Pacific.
Vicente holds a BA in History and Geography from the University of Los Andes (Bogotá, Colombia) and a MA in Human Geography and Migration Studies from the University of Neuchâtel (Switzerland). He speaks Spanish, French and English.
We are always looking to strengthen and expand our existing partnerships. If you are interested in working with us, please contact Vicente at vicente.anzellini@idmc.ch
Email: xiao.hernan@idmc.ch
She holds a double MSc in Public Policy and Human Development with a specialization in Migration Studies from the United Nations' University-MERIT/Maastricht University, with a thesis focused on community sponsorship initiatives for refugee resettlement. Her Joint Honours BA in English Literature and Hispanic studies focused on the Americas and post-colonial theatre.
Before joining IDMC, Xiao-Fen did internships in Mexico and the Dominican Republic with the United Nations' Office against Drugs and Crime, supporting implementation and research on violence and drug prevention programmes.
Born in Paris, but raised in Montreal, she speaks French, English and Spanish, and is perfecting her Portuguese.
GLOBAL MONITORING HUB

Email: ivana.hajzmanova@idmc.ch
Ivana is a Global Monitoring Manager at IDMC, coordinating the production of internal displacement estimates, development of data mining and data analysis methodologies and external data diplomacy. She joined IDMC in 2016 as a Monitoring Expert and she coordinated the MENA and Sub-Saharan Africa team since 2020. Ivana has a background in humanitarian and human rights law and she previously worked on humanitarian needs analysis and assessment, and human rights advocacy with national and international NGOs.
Ivana holds Master’s degree in Human Rights and Humanitarian Action from Sciences Po Paris and spent one semester studying international law and history of violence at the Graduate Institute of International and Development Studies in Geneva.
Ivana is fluent in English, French, Spanish, and Czech. She can also communicate in Arabic.
Email: ricardo.faldutrasantos@idmc.ch
Ricardo Fal-Dutra Santos joined us as Regional Coordinator for Americas, Europe, Caucasus and Central Asia. He has over seven years of experience leading humanitarian research and responses, notably in the area of protection, in Angola, Jordan, Mozambique, Nigeria, Palestine, South Africa and South Sudan. He has also worked in the headquarters of the International Committee of the Red Cross and Oxfam, supporting country teams in wide range of countries.
Ricardo holds a master's degree in International Security from Sciences Po (Paris, France) and a BA in History from the Fluminense Federal University (Niterói, Brazil). He speaks English, French, Portuguese and Spanish.
Email: thannaletchimy.housset@idmc.ch
For the last 3 years Thannaletchimy has worked as a senior consultant on labour market, trade and gender policies, primarily for the International Labour Organisation (ILO). Prior to that, she served as Head Policy Analyst (Asia-Pacific) for a private sector network, International Organisation of Employers (IOE), advocating for private sector interests on economic and labour market policies through research. She has also worked as an economist for a French think-tank based in Paris, evaluating the European Commission's policies on trade and research and development (R&D).
She graduated with a PhD in International Trade and holds a Double Masters in International Trade and Development Economics from Université Paris I Panthéon-Sorbonne. Originally from Singapore, she is perfectly fluent in English, French, Mandarin and Tamil.

Email: clementine.andre@idmc.ch
Clémentine is the Regional Coordinator for Sub-Saharan Africa and Middle East and North Africa at IDMC. She joined IDMC in 2019 as an internal displacement expert for the Lake Chad region, and later expanding her portfolio of expertise to the west and southern Africa regions. Prior to joining IDMC, she completed her Master of Science in Global Migration from University College London Department of Geography. Clémentine also holds a Bachelor of Arts degree from The George Washington University in International Relations and Global Health, with a double minor in Spanish Literature and Geography. Previous work experiences include the International Organization for Migration, the European Union Delegation to the United States and the International Rescue Committee.
Clémentine is fluent French and English and has advanced proficiency in Spanish. She also has elementary knowledge of Portuguese.
GLOBAL MONITORING: Monitoring Experts
Email: christopher.strub@idmc.ch
Christopher is Monitoring Associate for East and Southeast Asia at IDMC.
In terms of education, he holds a BA in Japanese Studies and History of Religions from the University of Geneva. He also completed a Pluridisciplinary Master in Asian Studies, with the University of Geneva and the Graduate Institute. He has lived in Japan for a year as an exchange and research student at Keiō University. He has a strong interest for territorial challenges in East Asia. Prior to joining IDMC, he did an internship in the Swiss Federal Administration at the Department of Defense, Civil Protection and Sport.
He speaks French, Spanish, English, German and has advanced notions of Japanese.
Email: ryan.mitra@idmc.ch
Ryan is a Monitoring Associate for South Asia and the Pacific at the IDMC.
Simultaneously, Ryan is a PhD Candidate at the Geneva Graduate Institute, writing on sovereignty, displacement, and territory in the context of rising sea levels and climate change. His thesis is tentatively titled as “Can A State Die?: The Interlinkage Between Territory, Displacement, and Sovereignty in the Context of Climate Change in the Indo-Pacific.”
Prior to joining the IDMC, he graduated with a Masters in International Affairs from the Geneva Graduate Institute. He has previously worked with the UN OHCHR, and the Norwegian Refugee Council.
Email: tomas.dealmeida@idmc.ch
Tomás is the Monitoring Associate for Eastern and Southern Africa at IDMC.
Prior to joining IDMC, Tomás interned at the International Organization for Migration (IOM - UN Migration) both in Prague, Czech Republic, and in Brussels, Belgium. In Prague, he supported the organization of the Summer School on Migration. In Brussels, he worked at the Protection unit on the topic of vulnerable migrants.
He holds a Bachelor's degree in International Relations with a minor in Government Relations (ESPM-SP - Brazil) and a Master's degree in Migration and Intercultural Relations (EMMIR - Germany, Norway, Slovenia and Czech Republic).
Finally, Tomás speaks Portuguese, English, Spanish and is currently learning French.
Email: katharina.borsig@idmc.ch
Katharina is a Monitoring Associate at IDMC. Before joining IDMC, she completed her MSc in Computer Science at ETH Zurich, focusing on applying data science in a social science context. In her master’s dissertation, she explored the relationship between online social movements and protests in Nigeria. Katharina also holds a BSc in both Computer Science and Physics.
She has previous work experience as Web Developer, worked as a researcher on Social Network Analysis, and interned at IT consulting companies.
She is fluent in German and English, has intermediate proficiency in French, and is currently learning Arabic.
Email: elisa.binon@idmc.ch
Elisa is the Monitoring Associate for North America and the Caribbeans. She holds an LL.B. in European Law from Maastricht University, and an LL.M. in International Migration and Refugee Law and Policy from the Irish Centre for Human Rights (University of Galway), where her dissertation focused on climate induced forced displacement.
Prior to Joining the IDMC, Elisa was a protection intern with the UNHCR in Ecuador and worked as a refugee status determination officer (Case worker) for the European Union Agency for Asylum in Malta.
She is of Belgian origin, and speaks fluent French, English, and Spanish, she has basic knowledge of Dutch and is currently learning Portuguese.
Email: laura.jullien@idmc.ch
Laura is the Monitoring Associate for West Africa at IDMC
Prior to joining IDMC, Laura worked with Médecins Sans Frontières in program support and advocacy positions in the Democratic Republic of Congo, Sudan, Ukraine and at the headquarters. Laura holds a master’s degree in political science from the University of Lausanne.
Email: damian.uebersax@idmc.ch
Damian is the Monitoring Associate for Central Africa at IDMC.
Prior to joining IDMC, Damian did an economic affairs internship at the World Trade Organization (WTO), where he conducted data-monitoring tasks concerning the Government Procurement Agreement (GPA). He had previously done a research internship at the Centre for Research on Multinational Corporations (SOMO), where his main task consisted in conducting secondary research for a human rights due diligence project. In addition, he has worked as a consultant for the main German development agency (GIZ), where he helped to implement development aid projects in Sub-Saharan Africa.
Damian holds a MA in International Relations from the University of Leiden with a Cum Laude distinction and a MSc in Economics from Bocconi University. He is fluent in French, German, and English and has intermediate proficiency in Italian.
The Research hub seeks to help prevent and respond to internal displacement by producing in-depth analysis on the following themes: displacement linked with climate change and disasters, conflicts and violence, safe and sustainable returns, urban displacement and the socioeconomic impacts of displacement on different groups of affected people, such as women, children and IDPs with disabilities.
Research Hub: Researchers
Email: alesia@dahlianet.org
Alesia works in IDMC’s research team and focuses on monitoring countries’ progress on addressing internal displacement, documenting good practices to prevent and respond to displacement and unpacking the gendered impacts of displacement. She has a background in research and evaluation, leading the development of the Refugee Response Index methodology design and testing in Kenya and Costa Rica. She has also worked with grassroots organisations supporting refugees and migrants in Greece and France.
Alesia holds an MA in Humanitarian Assistance from Deakin University, with her research paper focusing on understanding the causes and contributing factors that lead to violence against women in humanitarian contexts. She speaks English and Spanish.
Email: chiara.valenti@idmc.ch
Chiara is a Research Associate at IDMC.
She is currently finishing her second Master’s at the Geneva Graduate Institute where she is specializing in migration and security studies. Chiara holds an MSc in Gender, Development and Globalization from the London School of Economics. Her thesis explored the phenomenon of gender-based violence in contexts of displacement and detention, using Libya as a case study. Prior to joining IDMC, Chiara was working with and NGO on the professional inclusion of refugee women in Italy in digital and tech jobs. She also worked with a Think Tank in Italy organising events and conducting research on topics of migration and security in the broader Mediterranean region alongside the Italian Ministry of Foreign Affairs.
Chiara speaks Italian, English and Portuguese.
Email: beatrice.riva@idmc.ch
Beatrice is a Research Associate at IDMC.
She holds a BA in Middle Eastern Studies and pursued her postgraduate studies in the field of security. She is enthusiastic about learning languages and speaks Italian, English, French, German, Arabic and Spanish.
The Data Management and Analysis hub maximises and enhances the use of data collected by the IDMC monitoring experts and researchers, by producing innovative analysis and maintaining the organisation’s information management systems. The Hub provides data science services and new tools, including geospatial and temporal trend analysis, data visualisation, and displacement risk assessments, as well as transforming data into actionable information.
Data Management and Risk Analysis hub
Email: sylvain.ponserre@idmc.ch
Sylvain Ponserre is the Data Management and Risk Analysis Manager at IDMC.
Sylvain worked as Information Specialist for the United Nations Office for Disaster Risk Reduction for almost 13 years, where he was involved in the development of global metrics for measuring the implementation of international frameworks, assessment reports, graphics production, data visualisation and data exchange. He also supported the development of software and capabilities for national accounting for disaster damage. Prior to this, he was a trainee in both the United Nations Environment Programme GRID-Geneva and the University of Geneva. He also worked in the private sector, writing environmental studies on stones extraction.
Sylvain is a geographer, holding a Masters degree “Interface Nature-Society” from the University of Lyon. He speaks fluent English and French.
Email: maria.espinosa@idmc.ch
Maria Teresa is the Information Management Advisor at IDMC. She supports the development of analytical tools and products, as well as, data sharing initiatives. She is particularly interested in understanding the connections between climate change, disaster risk, and internal displacement.
As a part of her academic background, Maria Teresa holds a Master's in Environmental Science from the University of Geneva, as well as, professional certifications in Geomatics and Remote Sensing. She also holds a bachelor’s degree in Environmental Engineering from the Catholic University of Bolivia.
She speaks Spanish, English, and French.
Email: fanny.teppe@idmc.ch
Fanny is the Data and Analysis Coordinator at IDMC.
Prior to joining IDMC, Fanny has worked with the Independent Evaluation Office of the Global Environment Facility (GEF IEO) where she supported the evaluation of the Least Developed Countries Fund and the Institutional Policies of the GEF. Fanny has also worked with the International Institute for Environment and Development (IIED) where she was conducting research and evaluation on decentralising climate adaptation funds. Lastly, Fanny has worked as an independent researcher and data analyst on several projects investigating the development and environment nexus such as in Papua New Guinea, Senegal and Mali.
Fanny holds a double MSc in Development Economics from the University Carlos III of Madrid (Spain) and Lund University (Sweden). Fanny speaks French, English, Spanish and she is currently learning Italian.