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  • taff and Fellows



    Dr. Christine Moe’s Research Staff

    Sarah Durry, MDP
    Public Health Program Associate

    Sarah Durry is a public health and development professional with 10 years of experience in nonprofit management and development. She has been with the SaniPath study at the Center for Global Safe WASH at Emory University for 3 years and during that time has coordinated applied field research and has led training on field and laboratory methods in India, Senegal, and Uganda. Prior to that, Sarah worked at the intersection of WASH and One Health in Ranomafana National Park, Madagascar.  Sarah also has experience in business development and community outreach. Sarah began her career in nonprofits working as Development Manager for Cool Girls Inc., where she raised funds for programming through grant writing and fundraising events. She has also worked with Women in Technology, bringing together multiple stakeholders to encourage women and girls to stay in the STEM (Science, Technology, Engineering, Math) disciplines. Additionally, she serves on the board of Together Woman Rise Dining, a national community of women and allies dedicated to achieving global gender equality, for which she also served as Atlanta chapter lead for 5 years. Sarah has a Bachelor’s degree in Biology from Clayton State University and a Masters in Development Practice from Emory University.

    Stephen Hilton, MS, MSE
    Information Analyst III

    Stephen Hilton is a public health and development professional with experience in wastewater monitoring and water, sanitation and hygiene (WASH). At the Center for Global Safe WASH, he has frequently managed data, disseminated results, and helped build data management systems for wastewater monitoring efforts for projects in the U.S., Ghana, Bangladesh, the Philippines, and Nepal. Stephen also has experience advocating for initiatives that promote water, sanitation, and hygiene and preventing neglected tropical diseases. Stephen has a Bachelor’s degree in Environmental Geosciences from Texas A&M University, and a Master’s in Environmental Engineering as well as Environment and Sustainability from the University of Michigan.

    Suraja Raj, MPH
    Associate Director of Research Projects

    Suraja Raj is a public health and development professional with 12 years of experience in strategic planning, project management, supervision, and designing and implementing applied research in international settings. She has been with the SaniPath study at the Center for Global Safe WASH at Emory University for 10 years and during that time led the development of the SaniPath Tool platform that guides users through the SaniPath methodology and can collect and manage data, and auto generate results and reports. Suraja has strong technical expertise in the areas of water, sanitation, and hygiene, monitoring and evaluation, and quantitative and qualitative data collection. She has extensive field experience and has led training on the SaniPath methodology and managed field teams in sub-Saharan Africa and Asia. Additionally, she has worked on setting up environmental and wastewater surveillance programs for SARS-CoV-2 and other enteric diseases including Typhoid and Cholera in India, Bangladesh, and Nepal. Prior to her work on SaniPath, Suraja worked in the areas of neglected tropical diseases, One Health, chronic diseases, and nutrition.

    Orlando Sablon, III, MS
    Lead Research Specialist, Moe Lab

    Orlando Sablon, III is the lead research specialist and laboratory manager of the Moe Lab at the Rollins School of Public Health at Emory University. He has a strong molecular biology background in bacteriology, parasitology, and virology. He obtained a dual Bachelor of Science in Biotechnology and Microbiology / Molecular biology along with a Master of Science in Biotechnology.  Orlando is also qualified as a Technologist in Molecular Biology under the American Society of Clinical Pathology (ASCP). He completed one year of research studying Plasmodium falciparum. Orlando also participated as a guest research scientist at the Center for Disease Control and Prevention (CDC) researching Hepatitis A. Laboratory project manager and lead research scientist overseeing several groups while managing thirteen researchers at Emory University in the Rollins School of Public Health. A project lead on assay development involving digital PCR, real-time qPCR, and traditional PCR for wastewater surveillance domestically and internationally. Orlando also proudly served in the United States Navy earning the meritorious Navy/Marine Achievement Medal while leading a team of 5 technicians to full operational capability on a unoperational missile system during a time of war.

    Yuke (Andrew) Wang, PhD, MSPH
    Biostatistician, Sr.

    Yuke Wang is a Sr. biostatistician at the Center for Global Safe WASH at Emory University and doctoral student at the Department of Mathematics and Statistics at Georgia State University. Yuke’s research focuses primarily on the mathematical and statistical modeling for infectious disease transmission, multi-pathway microbial exposure assessment, and strategic sampling design for wastewater surveillance.

    Prior to joining the CGSW, Andrew worked on a fly health project, which was funded by Boeing Company, focusing on the transmission of infectious diseases during the flight. Andrew received his BS in Food Science and Technology in South China University of Technology and his MSPH in Biostatistics from Emory University Rollins School of Public Health.

    Habib Yakubu, MSPH
    Associate Director of Research Projects

    Habib Yakubu is a public health and development professional with experience in environmental health, stakeholder engagement, and knowledge translation for policy action. He has over 20 years of experience in environmental health research and programming particularly waterborne and foodborne disease in community and healthcare settings. He spearheaded the SaniPath formative exposure assessment in Ghana, helped develop and pilot the SaniPath Tool, led trainings in sub-Saharan Africa and South Asia, and led advocacy and knowledge translation efforts. He is also engaged in research to assess exposure to campylobacter infections in rural Ethiopia. Additionally, he is working to understand how exposure assessments can be used to inform WASH and vaccine interventions for Cholera in Kenya. He co-developed the WASHCON tool for the assessment of WASH conditions in healthcare facilities and led research into WASH in Healthcare facilities studies in Uganda, Ghana, and Ethiopia. Habib is leading environmental surveillance for multiple pathogens including SARS-COV-2 research in Ghana to build capacity and strengthen pandemic preparedness of public health agencies.

    Kathleen “Kat” Peters
    WASH Certificate Program Coordinator
    Research Administrative Assistant, CGSW

    Kat Peters has more than 25 years of experience working in the public, private and academic sectors. She has been working in public health since 2000 and at the Rollins School of Public Health since 2007. She currently supports the faculty and research staff of the Center for Global Safe Water, Sanitation and Hygiene (WASH) as the Research Administrative Assistant. She is also the WASH Certificate Program Coordinator and POC for the Center for Global Safe WASH. Please contact her at kpeter5@emory.edu if you would like information about the WASH Certificate Program or would like more information about the Center for Global Safe WASH

    CGSW research staff are also highlighted on the research program websites of their particular faculty mentors and supervisors.

  • Doctoral and Post-doctoral Students


    CGSW Fellows include the doctoral and post-doctoral trainees working with CGSW Faculty.  Their biographies and research interests are listed below. There are also many undergraduate and masters students working on research projects with CGSW Faculty, highlighted on their individual research sites.

    Sabrina Haque, MPH is a pursuing a PhD in Environmental Health Sciences. She is interested in impact evaluation, policy, and implementation science of poverty reduction and development programs in low- and middle-income countries. She currently works on applying implementation science theory and methods to water, sanitation, and hygiene research and leads an evaluation on the delivery of household water filters in rural Rwanda.

    Frederica (Freddy) Lamar, PhD, MSPH passed her dissertation defense and was awarded a PhD in Environmental Health Sciences. She is interested in the intersection of WASH and behavior change interventions in low and middle income countries. She is working on formative research in Mozambique exploring childhood exposure to chicken feces and opportunities for interventions. Dissertation title: ChickFlows in Maputo, Mozambique: High-risk Behaviors, Management Practices, and Pathways for Childhood Exposure to Enteropathogens from Chickens.

    Freddy will be transitioning to the FIRST program at Emory as part of her postdoctoral training.

     ​Sydney Hubbard, PhD, was awarded her PhD in Environmental Health Sciences. She is interested in water and sanitation in urban and peri-urban settings in resource-limited countries. She holds a BS in Biology from the University of Dayton and a MPH in Epidemiology from Emory. She is currently working with Dr. Karen Levy on a study that examines the impact of household drinking water quality on the gut microbiome of infants in Peru.

    Julia Sobolik, PhD, MS, MPH was awarded her PhD in Environmental Health Sciences with interests in food safety, enteric diseases, and environmental microbiology in both domestic and international settings. She is particularly interested in norovirus exposure pathways in the agricultural farm environment and interventions that reduce infection risk for fresh produce consumers. She will continue her work as a post doctoral fellow at London School of Hygiene and Tropical Medicine.

    Hemali Oza, MS is pursuing a PhD in Environmental Health Sciences. She is interested in how to quantify climate resilience and how resilience intersects with WaSH, nutrition, and agriculture. She is currently working with Revitalizing Informal Settlements and their Environments (RISE) to measure resilience in the context of urban Indonesia and Fiji. Hemali is also working with CARE to identify ways to assess outcome resilience and sustainability of the ongoing Resilience Food Security Activity (RFSA), Titukulane, in Malawi.

    Courtney Victor, MPH is pursuing a PhD in Environmental Health Sciences. She is interested in improving environmental exposure assessment in WaSH research using multiple methodological approaches (i.e., laboratory analysis and infectious disease modeling).