Patrick Lammie


Pat Lammie is Director of the NTD Support Center at The Task Force for Global Health, where he provides technical guidance and strategic oversight to the projects. Prior to joining The Task Force, Pat served for more than 20 years at the Centers for Disease Control and Prevention (CDC), where he continues to contribute to the Disease Elimination and Control Group in the Division of Parasitic Diseases. 

With a principal focus on lymphatic filariasis, Pat is heavily invested in efforts to develop new tools and strategies to monitor and evaluate filariasis and other NTDs. He serves on WHO’s NTD Monitoring and Evaluation Working Group and Regional PRGs for AFRO, SEARO and WPRO. 

Pat received his PhD from Tulane University in 1983 following doctoral research on the immunology of experimental filariasis.

Eric Ottesen


Eric Ottesen is an advisor to the NTD Support Center, having served as Director from 2013 to 2019.

He received his A.B. from Princeton University in 1965, his M.D. from Harvard University in 1970, and is board certified in pediatrics. Formerly head of the Clinical Parasitology Section of the National Institute of Allergy and Infectious Diseases NIH (1975-1994), he was the Project Leader in establishing the Global Programmeto Eliminate Lymphatic Filariasis at the World Health Organization (1995-2001).

Eric's research interests have focused principally on host responsiveness to parasitic helminth infections (primarily filariasis, onchocerciasis and schistosomiasis), on the relationship between allergic and parasitic diseases, and on the challenges of implementing global health programs based on mass drug administration.

Elias Amin


Elias Amin is a Financial Analyst for the Neglected Tropical Diseases Support Center (NTD-SC). Prior to joining the NTD-SC, Elias has had extensive experience with CARE (working in Ethiopia, Atlanta HQ, Roving Controller in Sierra Leone, DRC, and with Somalia) mostly in the areas of Finance Leadership, reporting, analysis, Treasury and program support. As Finance Controller for CARE Somalia, he led the team that was successful on A-133 & Financial Report audits and that drove sub-grant/partner management improvements in assessment, capacity building, liquidation, reporting and monitoring.

Elias holds a Master of Business Administration (MBA) from The Open University, UK and a Bachelor of Art degree in Accounting, and an Associate degree in computer science from Addis Ababa University, Ethiopia.

Kira Barbre


Kira Barbre is an Associate Director of Programs for the Neglected Tropical Disease Support Center at The Task Force for Global Health. In this role, she provides technical support for operational research projects. Previously, Kira spent five years working at the Centers for Disease Control and Prevention, where her work focused infectious diseases among international travelers. She was also involved in international emergency responses for MERS-CoV and Ebola.

 Kira holds a Bachelor of Arts degree in Health and Society from Beloit College and a Masters of Public Health with a focus on Global Epidemiology from Emory University's Rollins School of Public Health.

Katie Gass

Katie Gass


Katie Gass is the Director of Research at the NTD Support Center, where she provides technical expertise and strategic guidance to the operational research portfolio. Prior to this position, Katie served as the epidemiologist at the NTD Support Center. Katie has also provided statistical and programmatic consulting for other public health programs including UNICEF, RTI, Helen Keller, and the A2Z Micronutrient Project at the Academy for Educational Development. Katie also served as a Peace Corps Community Health volunteer in Peru from 2003-2005.

Katie's research interests lie in the development of monitoring and evaluation strategies that can help NTD programs reach their end targets. Her expertise is in sampling designs and analytic tool development. Katie earned her PhD and MPH in Epidemiology from Emory University and holds a BA in Mathematics and Theatre from Oberlin College.


Emily Hlavaty

Emily Hlavaty is a Project Manager for the Neglected Tropical Diseases Support Center (NTD-SC).  Working with NTD-SC finance and technical team members, she manages operational research projects as well as collaborates to advance cross-organizational initiatives and streamline internal operational policies, systems, and procedures across the NTD-SC.  
Emily has over 10 years of experience managing health service delivery program operations. Before joining the NTD-SC, Emily served as Country Operations Manager with Malaria Consortium in South Sudan, where she directed all operational activities across 3 offices for a community-based health service delivery program funded by FDCO, ensuing proper management tools and policies were implemented and used program-wide.  Emily also worked with Population Services International supporting an Integrated Community Case Management (iCCM) program financed by Global Fund in Papua New Guinea designed to provide hard-to-reach communities (most accessible only by foot, with little or no access to facility-based health care providers) with health services, delivered through 800+ community health volunteers trained, supplied, and supervised to diagnose and treat Malaria. She worked on building service delivery coherence and synergies between the program and the government health system managed by the Provincial Ministry of Health (PMoH) to achieve effective integration of the iCCM program into the PMoH health system structure.  Before working with Population Services International as a Program Officer, she served as a Regional Operations Manager in Eastern Equatoria in South Sudan, where she was responsible for all areas of operational management including logistics, procurement, supply distribution, stakeholder coordination, administration, and technical–logistical integration for The Carter Center’s Guinea Worm Eradication Program.  This included managing intensified program operations support during her first year in this role, necessitated by the onset of an unexpected Guinea Worm outbreak in Eastern Equatoria.  She holds a bachelor's degree from Eastern Michigan University.
Lee Hundley

Lee Hundley

Lee Hundley is a Senior Program Associate for the NTD Support Center. In this role, he provides technical support for operational research projects. Prior to this position, Lee worked with the Georgia Department of Public Health as an Applied Epidemiology Fellow in the Acute Disease Epidemiology Section, and as a Substance Use Epidemiologist with the Drug Surveillance Unit. He also worked with the Division of Global HIV at the Centers for Disease Control and Prevention, performing survey development and data analysis in support of HIV bio-behavioral surveillance for key populations. Lee served as a Science Education Volunteer with the Peace Corps in Cameroon from 2013-2015 where he was also engaged in community health projects related to HIV/AIDS and malaria.

Lee earned an MPH in Epidemiology from Emory University and holds a BBA in Management from the University of Kentucky.

Waithera Kagira-Watson


Waithera Kagira-Watson serves as the Senior Associate Program Director of Finance for the NTD Support Center at The Task Force for Global Health. Waithera has over 15 years of grant and project management experience. She has managed multiple international projects that are funded by private donors and the US government. Prior to joining The Task Force, Waithera worked as a Financial Associate at Harvard University for more than seven years. She has also worked with various companies in Kenya and in the Finance Department of the Baha'i World Center in Haifa, Israel.

Waithera holds an MBA in Project Management from Keller Graduate School of Management, an MPH from the Rollins School of Public Health at Emory University, a Bachelor of Science degree in Accounting, and a graduate Certificate in Special Studies in Administration and Management with a concentration in International Management from the Harvard University Extension School.

Elizabeth Long

Elizabeth Long is a Senior Program Associate for the NTD Support Center at The Task Force for Global Health. In this role, she provides technical support for operational research projects with social science components. Prior to joining the NTD-SC team, Elizabeth supported data analysis for qualitative research projects in Ethiopia with the Trachoma Control Program at The Carter Center. She also worked at the Global Tuberculosis Branch at the Centers for Disease Control and Prevention, supporting two studies focused on access to TB & HIV care for Zambian and Mozambican mineworkers. Elizabeth served as a Health & Organizational Strengthening Volunteer with the Peace Corps in Mozambique from 2015-2017 where she was placed with a district-level hospital and a community-based organization focusing on HIV, TB, and Malaria prevention. Her research interests include health equity, access to long-term care needs for mobile and refugee populations, and community-based participatory research.
Elizabeth completed her MPH in Global Health with a focus on Complex Humanitarian Emergencies at Emory University. She also holds a BA in Spanish and a BS in Communication Sciences & Disorders from Rockhurst University. 
Charles Mackenzie

Charles Mackenzie

Charles Mackenzie, a pathologist with expertise in tropical diseases, focuses on laboratory support and country program activities on neglected tropical diseases (NTDs) for the NTD Support Center in conjunction with the Mectizan Donation Program. He has over 30 years experience of working closely with a number of countries in Africa and Latin America  on onchocerciasis and lymphatic filariasis, as well as a long career at the London School of Hygiene and Tropical Medicine and Michigan State University researching the pathogenesis of filarial and other infectious diseases. His main areas of activity at the Task Force for Global Health involve the development of a laboratory support system to aid countries as they move to the elimination and control of NTDs, as well as catalyzing the global efforts to eliminate onchocerciasis. Charles is also the current Chair of the Global Alliance to Eliminate of Lymphatic Filariasis (GAELF), as well as other committees that focus on patient care for NTDs.

Andrew Majewski


Andrew serves as Operations Manager for the NTD Support Center. With more than a decade of international management experience for clinical operations and pharmaceutical studies throughout Africa, the Americas, and Southeast Asia, Andrew will not only provide detailed project management and operational support for each project within the NTD Support Center portfolio, but also track their progress and report to donors.

Previously, Andrew served as Scientific Program Manager for the Bill & Melinda Gates Foundation supported ‘Death to Oncho and LF (DOLF)’ project at Washington University in St. Louis. In this role, Andrew actively managed the global operations and donor reporting for all research and clinical studies to eliminate NTDs in Africa and Asia-Pacific regions. His professional experience spans project planning from site identification, protocol preparation, IRB approvals, study budgets, logistical support, training and study site initiations, data management, and the conduct of Phase 3 and 4 studies to regulatory approval, labeling, and marketing of Phase 4 approved drugs in the Americas and Asia-Pacific region.

Andrew became passionate about public health when his fellowship started in Africa in 2001, when he lived and actively managed HIV/AIDS VCT centers in Lusaka (Zambia) and Kigali (Rwanda).  He holds a Bachelor of Arts in Biology, and a Bachelor of Science and Master of Science in Animal Science with a focus on Reproductive Immunology. He is published in several peer-reviewed articles and is fluent in French.

Wendi McAfee


Wendi McAfee serves as the Supply Chain Systems Analyst for the NTD Support Center. She is responsible for coordinating program activities and ensuring the smooth day-to-day operations of the NTD-SC supporting our collaborative work by liaising with partners regarding contracts, finances, and travel.

Prior to her work at the NTD Support Center, Wendi served as a guest researcher and public health analyst at CDC. During this time, she coordinated the research activities of the World Health Organization Collaborating Center for the Control and Elimination of Lymphatic Filariasis in the Americas, based at CDC. She later served as the operating manager of various parasitic disease research projects, many of which included NTDs in multiple countries. Prior to her career in public health, Wendi worked in the travel industry.

Wendi has a Bachelor’s degree in Spanish from Sweet Briar College in Virginia and a Certificate in Health and Humanitarian Supply Chain Management from the Georgia Institute of Technology.

Nikita McCage


Nikita serves as the Associate Director of Programs with the NTD Support Center at the Task Force for Global Health. She has over 13 years of meeting planning experience and has planned both domestic and international meetings. Nikita also splits her time with the Mectizan Donation Program where she serves as the Program Coordinator and is responsible for providing administrative, meeting planning, and financial management support. Prior to joining MDP, she worked as Program Coordinator for Children Without Worms, also a program of the Task Force for Global Health. Nikita has also worked as program coordinator with the Minority Health Professions Foundation (MHPF) where she served as liaison between the MHPF, its member institutions and funding agencies.

Nikita holds a Masters in Public Health degree with a concentration in Behavioral Science and Health Education from Florida Agricultural and Mechanical University in Tallahassee, Florida and a Bachelor of Science degree in Public Health Administration from Dillard University in New Orleans, LA.

 Catherine Mukopfa

Catherine Mukopfa

Catherine Mukopfa is the Senior Financial Analyst for the Neglected Tropical Diseases Support Center (NTD-SC). She has more than 20 years’ experience in financial accounting and extensive experience in grants management. Prior to joining The Task force for Global Health, she served in various financial roles with Emory, recently serving as the Research Administrator, Post award where she managed projects funded by different sectors, to include federal, private, non-governmental and industry clinical trials.

Catherine is a Certified Public Accountant (CPA), and holds a Master’s in Business Administration (MBA) with a concentration in Accounting from Keller Graduate School of Management and a Bachelor of Science - Honors in Sociology from the University of Zimbabwe.

Emily Owens


Emily Owens is the Communications Manager for the Neglected Tropical Diseases Support Center (NTD-SC) at The Task Force for Global Health. In this role, Ms. Owens provides communication strategy and support for NTD-SC's work and collaboration with key partners, including activities related to the Coalition for Operational Research on Neglected Tropical Diseases (COR-NTD).

Ms. Owens has 20 years of experience with marketing, communications and public relations in the higher education and healthcare industries, most recently with Xavier University. She holds a bachelor's degree in Communications from the University of Cincinnati.

Joanna Pritchard

Joanna Pritchard


Joanna Pritchard is the NTD Scorecard Manager, coordinating data collection for and production of the NTD Scorecard, which tracks progress towards the control and elimination goals for neglected tropical diseases set out by the London Declaration for NTDs in 2012Prior to joining the NTD-SC, Joanna worked at the International Trachoma Initiative as Program Manager from 2015 to 2017 and as Senior Program Associate from 2013 to 2015. Before coming to the Task Force, Joanna served on health, development and emergency response projects at the UN in Haiti from 2010 – 2012. Prior to working in Haiti, Joanna worked in community health, development and education in the southeastern US for 15 years, ranging from emergency assistance to road safety. A native of the UK, she holds an MA in Economics from the University of Glasgow, UK, and an MA in Anthropology from the University of Florida, with a focus on migration and development in the Caribbean. 

Leslie Sorensen

Leslie Sorensen serves as a Project Manager and Project Support Specialist for the Neglected Tropical Diseases Support Center (NTD-SC). In this role, she provides project management support for operational research projects and related initiatives, carries out regular maintenance and improvement of the NTD-SC’s Smartsheet databases and tracking systems, and supports quarterly & ad hoc reporting needs.

Prior to joining the NTD-SC, Leslie worked with the Emory University School of Medicine’s (SOM) Division of Infectious Diseases as a program manager for tuberculosis research training programs in Ethiopia and the Republic of Georgia as well as Emory SOM’s Global Health Residency Scholars Program. She also acted as a project coordinator with the Task Force’s Focus Area on Compassion and Ethics (FACE), supporting a collaborative project investigating burnout in humanitarian workers and institutional wellbeing resources. Leslie served as a Community Health Educator with the Peace Corps in Cameroon from 2014-2016 where she led projects related to nutrition, malaria, and reproductive health.

Leslie holds an MPH in Global Health with a concentration in Sexual & Reproductive Health and a graduate certificate in Faith & Health from the Rollins School of Public Health at Emory University, as well as a BA in Sociology and French from Austin College in Sherman, TX.

Ashley Souza

Ashley Souza

Tel:(404) 594-8141

Ashley Souza is the Diagnostics Manager for the NTD Support Center at The Task Force for Global Health. In this role, she provides project management and technical support for the NTD Support Center’s diagnostics portfolio

Prior to joining the NTD-SC, Ashley worked as a program coordinator for the University of South Florida Center for Global Health and Infectious Disease Research. She has a background in infectious disease research with more than 3 years of experience working on a drug discovery research program for visceral leishmaniasis. Ashley holds a Masters of Public Health degree with a concentration in Global Communicable Disease from the University of South Florida.

Sarah Sullivan

Sarah Sullivan

Sarah Sullivan is the Senior Data Analyst at the NTD Support Center, where she is responsible for the development and management of NTD-SC's open access research data portal. She also draws upon her experience utilizing complex statistical techniques, including clinical trials analysis, mixture modeling, and spatio-temporal analysis, to support operational research projects.
Prior to this position, Sarah worked as a data analyst at the Mectizan Donation Program, where she was responsible for database development and management as well as data analysis and reporting to assess current activities, inform future decision-making, and communicate MDP’s role in pushing toward the elimination of lymphatic filariasis and onchocerciasis. She also worked as a statistician at the University of Pittsburgh’s Center for Research on Healthcare, analyzing longitudinal and clinical trials data from studies on health information technology and aging. Sarah earned her Masters of Science in Public Health from Emory University with a focus in Biostatistics and holds a dual BA/BS in History, Statistics and Economics from the University of Pittsburgh.

Wendy Worthington


Wendy Worthington serves as a Project Manager for the NTD Support Center. Wendy is a public health professional with more than 10 years of experience in global health, environmental health, chronic disease, water & sanitation, food safety epidemiology, and coalition building at international, federal, and local levels. Prior to joining the NTD Support Center, Wendy served as a Project Manager with the Training Programs in Epidemiology and Public Health Interventions Network (TEPHINET). Wendy’s previous assignments at CDC ranged from coordinating a meningitis surveillance network in Africa to environmental preparedness work related to Ebola. She is a graduate of CDC’s Public Health Prevention Service (PHPS), and her placements included CDC Atlanta, University of New Mexico, and DeKalb County Board of Health. Wendy served as a Peace Corps Volunteer in Cameroon in the agroforestry program, with a primary focus on sustainable agriculture.

Wendy holds a BS in Ecology and a BA in Environmental Studies from Brevard College, as well as an MPH with a focus in Global Environmental Health from Emory University. Outside the office, Wendy has been spotted enjoying hiking, travel, fitness, and furry canines.

Katie Zoerhoff

Katie Zoerhoff is the Director of the NTD Data Center, where she provides strategic leadership and technical direction to facilitate high quality data analysis, reporting and use.  She brings more than 15 years of experience in monitoring, evaluation, research, learning and adapting (MERLA) experience in NTDs, water, hygiene and sanitation, and maternal and child health.  With a focus on strengthening capacity, she has led initiatives designing MERLA systems, establishing indicators, developing and implementing tools, analyzing data, creating reports, facilitating learning, and using data to inform decision-making at multiple levels. 

Prior to her current role, Katie oversaw the development and implementation of the MERLA strategy for multiple NTD projects led by RTI International, most recently as the MERLA Director for the USAID-funded Act to End NTDs | East Program.  Katie holds an MPH and MA from The George Washington University, and a BA in Psychology, Neuroscience and Spanish from Ohio Wesleyan University.