Meet Our Experts

Neglected Tropical Diseases Team

Chad MacArthur
Senior Program and Technical Advisor, Neglected Tropical Diseases

Home Base
HKI Global Headquarters
New York, NY, USA

Upcoming Events


  • Annual Meeting, Neglected Tropical Disease NGDO Network, Participant, Brighton, UK 


Recent Events

  • Trachoma Action Planning for Trachoma, Facilitator, Abuja, Nigeria.
  • Training for Zithromax Distribution, Facilitator, Niassa, Mozambique
  • Global Elimination of Blinding Trachoma Alliance Meeting, Participant, Geneva, Switzerland
  • Setting a Trachoma Research Agenda, Participant, London, UK
  • NTD Stakeholders Meeting, Participant, Tanzania

Recent Publications

 Author, A Competition for Nutrients, ENVISION website

Co-Author, SAFE strategy for blinding trachoma addresses sanitation, the other half of MDG7 The Lancet, Volume 380, Issue 9836, Pages 27 - 28, 7 July 2012 

Co-Author, The role of nutrition in integrated programs to control neglected tropical diseases. BMC Medicine 2012, 10:41

Co-Author, DP: The epidemiology of trachoma in the five northern districts of Sierra Leone. Ophthalmic Epidemiol 2011, 18(4):150-157.

Co-Author, Neglected tropical disease control in post-war Sierra Leone using the Onchocerciasis Control Programme as a platform. International Health 2011, 3:69-74.

Co-Author, Control of neglected tropical diseases needs a long-term commitment. BMC Medicine 2010, 8:67.

Chad's Bio
Chad MacArthur is the Senior Program Manager of Neglected Tropical Disease Control for Helen Keller International (HKI).  In addition, Mr. MacArthur supervises HKI’s school health initiatives and is an agency leader in behavior change.

Prior to assuming this headquarter-based position he was based in South Africa (2001-2003) and Mozambique (1997-2001) as Country Director.  He previously worked on the OMNI project (1995-1997), a USAID funded micronutrient initiative and spent five years working in the Community Health Department of ORBIS International (1990-1995).  Mr. MacArthur has also lived in Belgium, France, Spain, the Philippines, and Guatemala.  He speaks French, Spanish, Portuguese, German and some Tagalog. 

He graduated from Bucknell University and has Masters degrees in education (Boston State College) and public health (University of Alabama/Birmingham). 

Mr. MacArthur has also worked as a commercial fisherman, a taxi cab driver and a clown in the circus.

Emily Toubali
Senior Program Manager, NTD Control

Home Base
Washington, DC, USA

Upcoming Events

  • Annual Meeting, Neglected Tropical Disease NGDO Network, Participant, Brighton, UK 

Recent Events

  • American Society for Tropical Medicine and Hygiene – Annual Meetings, Participant and Presenter
  • The WHO Global Alliance for the Elimination of Blinding Trachoma, Participant
  • The Carter Center Trachoma Review, Participant and Presenter
  • International Society for Infectious Diseases – Meeting, Participant and Presenter

Recent Publications

  • Co-Author, Enhancing community knowledge and health behaviors to prevent blinding trachoma in Mali: radio messaging as a trachoma elimination strategy.  Health Educ Res. 2012 Nov 3.
  • Co-Author,  Significantly reduced intensity of infection but persistent prevalence of Schistosomiasis in a highly endemic region in Mali after repeated treatment.  PLoS Negl Trop Dis. 2012;6(7):e1774. doi: 10.1371/journal.pntd.0001774. Epub 2012 Jul 31.
  • Co-Author, Implementing preventive chemotherapy through an integrated National Neglected Tropical Disease Control Program in Mali.  PLoS Negl Trop Dis. 2012 Mar;6(3):e1574. Epub 2012 Mar 20.
  • Co-Author, The epidemiology of trachoma in the five northern districts of Sierra Leone.  Ophthalmic Epidemiol. 2011 Aug;18(4):150-7.
  • Co-Author, Integrated decision making in response to weapons of mass destruction incidents: Development and initial evaluation of a course for healthcare professionals.  Prehospital Disaster Med 2006. Jan Feb;21(1). 


  • Vice Chair, Lymphatic Filariasis NGDO Network

Emily's Bio

Emily Toubali is the Program Manager for Neglected Tropical Disease Control, mainly overseeing HKI's programs in West, Central, and East Africa. Ms. Toubali provides day‐to‐day support in monitoring and evaluation, program management, and technical assistance to HKI program staff and Ministries of Health. While at HKI, she has led and participated in the implementation of trachoma baseline mapping and impact assessments, post‐Mass Drug Administration coverage surveys, and program impact studies.  Prior to HKI, Emily spent five years working on public health issues such as emerging infections, emergency care, bioterrorism, and HIV/AIDS at the University of Alabama at Birmingham and Columbia University.  Emily graduated from Columbia University’s Mailman School of Public Health in 2009 with a Master's of Public Health in Epidemiology.

Want to connect with Chad and Emily? Contact the HKI Media Team at

Photography courtsey of Jarreau Cross.