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Rahebeh Abedi
rabedi@clarku.edu
M.Sc. GIS Engineering, K.N. Toosi University of Technology, Iran
B.Sc. Geomatics Engineering, Iran University of Science & Technology, Arak Branch, Iran
Research Interests: Environmental studies; LULC and environmental changes; remote sensing; spatial analysis, spatial statistics, and spatial modeling; data mining and machine learning.
Adviser: Lyndon Estes

Mobeen Akhtar
makhtar@clarku.edu
M.Sc. Soil and Water Conservation and Desertification Combating, Beijing Forestry University, Beijing, China
M.Sc. GIS & Remote Sensing, University of the Punjab, Lahore, Pakistan
B.Sc. Computer Science, Govt Post Graduate College, Punjab, Pakistan
Research Interests: Land use/cover changes & modeling, Ecosystem services, Remote Sensing, Spatio-temporal analysis, Machine learning, Deep learning, Data mining.
Adviser: Mark Davidson

Kwabena Antwi
kantwi@clarku.edu
MPhil Environmental Science, Kwame Nkrumah University of Science and Technology, Ghana
B.Sc. Environmental Science, Kwame Nkrumah University of Science and Technology, Ghana
Research Interests: Ecosystem-climate interactions; climate change and adaptation; conservation and ecosystem ecology.
Website
Adviser: Chris Williams

J. Michael Athay
mathay@clarku.edu
M.Sc. Environmental Policy and Regulation, The London School of Economics and Political Science (UK)
B.A. French Studies, Brigham Young University
Research Interests: human-environment and nature-society relationships; economic and development geographies; sustainability; political and industrial ecologies; global-south perspectives; critical theories; environmental philosophies, ethics, and justice.
Adviser: Yuko Aoyama

Arman Bajracharya
abajracharya@clarku.edu
B.S. Ecology and Field Biology, St. Cloud State University
Research Interests: Studying the impacts of urbanization on the fragmentation of vegetative land.
Adviser: Rinku Roy Chowdhury

Ricardo Barbosa
ribarbosa@clarku.edu
M.Sc. International Relations, University of Brasília, Brasília, Brazil
B.A. Geography, University of Brasília, Brasília, Brazil
B.A. Law, Pontifical Catholic University of Goiás, Goiânia, Brazil
B.A. International Relations and Social Sciences, Federal University of Goiás, Goiânia, Brazil
Research Interests: agriculture irrigation development, food policy, environmental governance, critical agrarian studies, political geography, digital geographies, political ecology, the Cerrado biome
Adviser: Mark Davidson

Thomas Bilintoh
tbilintoh@clarku.edu
M.Sc. In Geography, Michigan State University
B.Sc. in Engineering, University of Mines and Technology, Tarkwa, Ghana.
Research interests: GIS, Remote Sensing, Spatial Analysis, Spatial Cognition and Uncertainty in spatial data.
Adviser: Robert Pontius

Andrea Cabrera Roa
acabreraroa@clarku.edu
M.Sc. Environmental Science and Policy, Clark University
B.A. Anthropology, Pontifical Catholic University of Peru, Lima, Peru
Research interests: Human-Nature relationships, political ecology, environmental governance, socio-environmental conflicts, socio-ecological vulnerability, indigeneity in the Peruvian amazon.
Adviser(s): Anthony Bebbington and Yuko Aoyama

Sergio Carvajal
scarvajal@clarku.edu
M.A. Developmental Studies, International Institute of Social Science, Erasmus University, The Hague, Netherlands
B.A. Philosophy and Political Science, Universidad de Los Andes, Bogotá D.C., Colombia
Research Interests: Environmental studies, political economy, socio-ecological relations, climate changing capitalism and agrarian change, social movements.
Adviser: Mark Davidson

Michael Cecil
mcecil@clarku.edu
M.S. Geographic Information Science for Development and Environment (GISDE), Clark University
M.S. Mathematics, University of Washington
B.A. Mathematics and International Relations, Brown University
Research Interests: Applications of GIS and land change modeling to climate change science and climate change policy, risk analysis and vulnerability analysis, participatory GIS.
Adviser: Lyndon Estes

Mwangi Chege
mchege@clarku.edu
M.A., International Relations and Economics, Johns Hopkins University – School of Advanced International Studies, Washington DC
B.A., Geography, University of South Africa, Pretoria
Research Interests: Urban geography, Southern Urbanism, Agrarian studies, Rural-Urban linkages and relations.
Adviser: James Murphy

Maria del Pilar Delpino Marimon
pdelpinomarimon@clarku.edu
Master in Regional Planning (MRP), Cornell University
B.A. in Geography, Pontifical Catholic University of Peru
Research Interests: globalisms, feminist political ecology, political geography, critical infrastructure studies, western Amazon, critical visualization, and digital humanities.
Adviser: Anthony Bebbington

Amy Dundon 
adundon@clarku.edu
M.A. Urban Affairs, University of San Francisco
B.S. Philosophy, Northeastern University
Research Interests: urban geography, racial capitalism, municipal finance, carceral geography, higher education, housing, California cities.
Adviser: Asha Best and Mark Davidson

Clare Gaffey
cgaffey@clarku.edu
M.A. Geography, University at Albany
B.S. Environmental Science, University at Albany
Research Interests: Remote sensing, unmanned aerial vehicles, arctic systems, cryosphere, climate, phenology.
Adviser: Karen Frey

Antonio Victor Galvão da Fonseca
antfonseca@clarku.edu
Post Graduate Diploma in Statistics, Federal University of Pará, Belém, Brazil
B.A. Environmental Engineering, State University of Pará, Belém, Brazil
Research Interests: GIS, Remote Sensing, Land use and land cover maps, Spatial Analysis, Uncertainty in spatial data.
Adviser: Mark Davidson

Hemant Raj Ghimire
hghimire@clarku.edu
M.Sc. Environmental Science Tribhuvan University, Nepal
B.Sc. Environment Science, Tribhuvan University, Nepal
Research Interests: Environmental and social implications of renewable energy transition; sustainable renewable energy development; hydropower; solar project; human dimension of environmental conservation; environmental impact assessment; spatial analysis for environmental assessment.
Adviser: James McCarthy

María José Guillén-Araya
mguillnaraya@clarku.edu
Bachelor and Licentiate in Political Science, University of Costa Rica
Research Interests: tourism, feminist political economy, feminist geopolitics, decolonial thought, race and racism, Central America.”
Adviser: Asha Best

Ashley Hoffman
ashoffman@clarku.edu
B.S. in Natural Resource Conservation at University of Massachusetts, Amherst
Research Interests: Forest Ecology, Forest Disturbances, Forest Health.
Adviser: Dominik Kulakowski

Emily Holloway
emholloway@clarku.edu
M.S. Urban Policy and Planning, Hunter College
B.A. Government, Smith College
Research Interests: historical geography, racial capitalism, mobilities, Atlantic studies
Website
Adviser: Asha Best and Mark Davidson

Karen Hudlet Vazquez 
khudletvazquez@clarku.edu
M.S. International Development Studies, Utrecht University, Netherlands
B.S. International Relations, Instituto Tecnologico Autonomo de Mexico, Mexico
Research Interests: Business and human rights, development theory, environmental governance, land use change, access to lands, participatory action research, social-environmental conflicts, social movements, Latin America, especially Mexico and Central America.
Adviser(s): Anthony Bebbington and James McCarthy

Sam Khallaghi 
skhallaghi@clarku.edu
M.S. Geomatics Lund University, Sweden
M.S. GIS and RS with focus on land and water resources Tabriz University, Iran
B.S. Forestry Agriculture and Natural Resource University of Gorgan, Iran
Research interests: Spatial databases, Web Mapping, Spatial Ontology, Applications of GIS and Remote Sensing.
Adviser: Lyndon Estes

Fatemeh Kordi
fkordi@clarku.edu
M.Sc. Remote Sensing and GIS, University of Tehran, Iran
B.A. Natural Resource Engineering, Lorestan University, Iran
Research Interests: Forests and climate change; land use change modeling; crop classification; assessment of NCS opportunities in order to reduce carbon emission; Hydrology modeling; evapotranspiration.
Adviser: Hamed Alemohammad and John Rogan

Madeline Kroot
mkroot@clarku.edu
B.A. Geography and Linguistics, Dartmouth College
Research Interests:  Energy geographies with a particular focus on the political ecology of energy transmission projects in the US North-East, and their implications for just energy transitions.
Website
Adviser: James McCarthy

Christopher Lamb
clamb@clarku.edu
M.A. English, University of Idaho, Moscow, Idaho
B.A. Philosophy and Environmental Science, Marlboro College, Marlboro, Vermont
Research Interests: political ecology, environmental justice, critical Indigenous studies, multispecies and extinction studies, oral history, critical cartography, and environmental humanities.
Adviser: Mark Davidson

Sarah Lerman-Sinkoff 
slermansinkoff@clarku.edu
B.A. Earth & Environmental Science, Wesleyan University
Research Interests: Energy Justice and transitions, Science and Technology Studies, Critical Physical Geography, Applied GIS, Citizen Science and low-cost sensors, Community-Based Participatory Research, Mixed Methods
Adviser: John Rogan

Vanchy Weizhi Li
vali@clarku.edu
M.S. Environmental Science and Management, Hong Kong University of Science and Technology (HKUST)
B.S. GIS, Fujian Normal University
Research Interests: GIS and Remote sensing, Environmental change on health, and land cover/land use on biodiversity.
Website
Adviser: Florencia Sangermano

Jacob Mitchell
jacmitchell@clarku.edu
M.L.A (Landscape Architecture), University of Toronto
B.E.S (Environmental Studies), York University
Research Interests: Urban infrastructure and climate change adaptation. Urban forestry. Caribbean and Gulf Coast urbanism. Landscape visualization, cartography, and environmental rhetoric.
Adviser: Mark Davidson

Khadija Nisar
knisar@clarku.edu
M.Sc. Computer Sciences, University of Central Punjab, Lahore, Pakistan
B.Sc. Space Sciences, GIS, Remote Sensing, Climatology, Meteorology, University of the Punjab, Lahore, Punjab, Pakistan
Research Interests: Hydrology ,Climate Change and Impact Assessment on Agriculture , Remote Sensing , GIS.
Adviser: Mark Davidson

Spandan Pandey
sppandey@clarku.edu
M.Sc. Climate Change and Sustainability Studies, Tata Institute of Social Sciences
B.Tech. Information Technology, West Bengal University of Technology
Research Interests: Political ecology of climate change, vulnerability and adaptation,  urban spaces, climate ethics, and environmental governance.
Adviser: Rinku Roy Chowdhury

Sushil Paudel
spaudel@clarku.edu
M.Sc. Geographic Information Science & System, Salzberg University, Austria
M.Sc. Forestry, Agriculture and Forestry University, Hetauda, Nepal
B.Sc. Forestry, Tribhuvan University, Hetauda, Nepal
Research Interests: GIS and Remote Sensing; Spatial Data Modelling and Spatial Statistics; Forest Carbon Assessment Methodology; LULC change analysis; Geo-Database Management for Big Data; Machine Learning and Deep Learning; UAVs and Drones for resource assessment in inaccessible areas.
Adviser: Mark Davidson

Sunita Phuyal
sphuyal@clarku.edu
M.Sc. Environmental Science, Tribhuvan University, Kathmandu, Nepal
B.Sc. Environmental Science, Tribhuvan University, Kathmandu, Nepal
Research Interests: Climate Change and Adaptation, Climate variability, Drought, Environmental conservation, GIS, Remote Sensing, Spatial analysis
Adviser: Mark Davidson

Walter Poulsen
wpoulsen@clarku.edu
M.Sc. Sustainable Science, University of Massachusetts, Amherst
B.A. Cultural Anthropology, China Studies, Hampshire College, Amherst, MA
Research Interests: commodification of natures; agricultural political ecology; sociopolitical dimensions of renewable energy transitions; critical sustainability studies.
Adviser: Mark Davidson

Jewon Ryu
jryu@clarku.edu
M.Sc. Geography, Kyung Hee University, Seoul, Republic of Korea
B.Sc. Geography, Kyung Hee University, Seoul, Republic of Korea
Research Interests: Nature and society; human and environment; urban political ecology; environmental politics/policies; urban green infrastructure; net-zero by 2050, environment and development.
Adviser: Deborah Martin

Inge Salo 
isalo@clarku.edu
M.A. Geography, University of Cape Town, Cape Town, South Africa
B.A. Anthropology, University of Cape Town, Cape Town, South Africa
Research Interests: South African urbanism, place-making, urban displacement, urban resistance.
Adviser: Asha Best and Deborah Martin

Sarah SanGiovanni 
ssangiovanni@clarku.edu
M.U.P. Urban Planning, The State University of New York at Buffalo
B.A. English, The State University of New York at Binghamton
B.A. Environmental Studies, The State University of New York at Binghamton
Research Interests: Urban sustainability transitions, urban planning and governance, infrastructure, place-making.
Adviser(s): Deborah Martin and James Murphy

Mikayla Schappert
mschappert@clarku.edu
M.A. Geography, Miami University, Oxford, OH
B.Sc. Biology, Lycoming College, Williamsport, PA
Research Interests: landscape ecology; landscape heterogeneity; landscape pattern; GISci; GIS; spatial analysis; spatial statistics; remote sensing; landscape change; conservation; human-environment interactions; habitat fragmentation
Website
Adviser: Mark Davidson

Eunyeong Song
esong@clarku.edu
M.A Geography Education, Seoul National University
B.A. Social Studies Education (Geography Education), Jeju National University
Research Interests: Export Crops, Spices, Food Chains, Agricultural Commodities Change, International Food Trade, Agrarian Change, Regional Development, Global Production Networks, Commodity Chains and Networks, Development Studies, East and Southeast Asia.
Adviser: James Murphy

Mara van den Bold
mvandenbold@clarku.edu
MSc. Anthropology and Development, London School of Economics and Political Science (LSE), UK
B.A. Anthropology and Latin American Studies, Union College, USA
Research interests: political ecology, development theory, natural resource conflicts, indigenous social movements, agrarian change, food sovereignty and nutrition, Latin America, West Africa.
Website
Adviser: James McCarthy

Gisselle Vila-Benites
gvilabenites@clarku.edu
M.A. Environmental Development, Pontifical Catholic University of Peru
B.A. Sociology, Pontifical Catholic University of Peru
Research Interests: political ecology, resource geographies, elite power, natural resource governance, artisanal and small-scale mining, energy transition, Latin America.
Adviser: Anthony Bebbington

Julia Wagner
juwagner@clarku.edu
B.A. in International Affairs, The George Washington University
Research Interests: civic data, political economy, property, commons, urban planning.
Adviser: James McCarthy

Shan-yu Samuel Wang
shanwang@clarku.edu
M.S. Geography, National Taiwan University
B.S. Geography, National Taiwan University
Research Interests: State projects; geopolitics; industrial studies; political economy; zones (SEZ, EPZ, FTA); economic geography; development geography; Taiwanese firms; India.
Website
Adviser: Yuko Aoyama

William Westgard-Cruice
wcruice@clarku.edu
MSc. Urban and Economic Geography, Utrecht University
B.A. Economics and Geography, Utrecht University
Research Interests: Critique of political economy, dialectical method, production of space, labor geography, energy geography, geographies of education.
Website
Adviser: James McCarthy

Sitian Xiong
sxiong@clarku.edu
M.S. GIS, Clark University
B.S. in Geography, University of Wyoming
B.E. Land Resource Management, China University of Geosciences (Wuhan), China
Research Interests: Remote sensing, Agriculture, Machine Learning.
Adviser: Lyndon Estes

Aiyin Zhang
aizhang@clarku.edu
M.S. Hong Kong Polytechnic University
B.S. Beijing Forestry University
Research Interests: Time-series remote sensing, Temporal GIS, Land-use and Land-cover Change, Forest Disturbances Monitoring, Spatial-temporal analysis.
Adviser: Robert Pontius and John Rogan

Anna Zhu
annzhu@clarku.edu
M.S. Geography, The George Washington University
B.A. Geography, The George Washington University
B.S. Economics, The George Washington University
Research Interests: Arctic systems, climate change, cryosphere, and GIS/Remote Sensing.
Adviser: Karen Frey

Contact Information

Graduate School of Geography

Office Location
  • Jefferson Academic Center, Room 220
    950 Main Street
    Worcester, MA 01610

  • 1-508-793-7336
  • 1-508-793-8881 fax
  • geography[at]clarku[dot]edu