Engineering World Health employs few staff and also depends upon volunteers to contribute to our mission. Please contact us for details.

Leslie Calman, Ph.D.LeslieCalmanWebPagePhoto
Chief Executive Officer

Leslie Calman brings an extensive background in nonprofit leadership to Engineering World Health. For five year she was the Executive Director of Mautner Project: The National Lesbian Health Organization, whose mission is to improve the health of lesbian and bisexual women and transgender persons through direct and support services, research, education and advocacy.   Leslie led the Project through an impressive turnaround by strengthening programs, streamlining expenses and building new sources of funding.

Previously, Leslie served in leadership positions at the International Center for Research on Women/ICRW (Vice President of External Relations), the NOW Legal Defense and Education Fund (Executive Vice President), and Barnard College (Director of the Barnard Center for Research on Women), where she also was a professor of political science and women’s studies.

Leslie is a graduate of Barnard College and has a Ph.D. in Political Science from Columbia University, where she studied comparative politics, social movements, and South Asia. She has written two books and several articles on social and political movements in India, and lived in India for two extended periods of time to conduct research on those books. She has been widely quoted and interviewed on national media.

Ed HuttonEd Hutton headshot
BMET Program Director and Chief Operating Officer

Ed has held various positions of increasing responsibility and executive leadership at NCR, AT&T, Ericsson, EMC, and Harris. He has also lead successful venture-funded start-up companies and turnaround efforts. His early experiences include living abroad while in the United States Army Medical Corp. He is a graduate of the University of South Carolina, where he earned a bachelor’s degree in electrical engineering and was inducted into Tau Beta Pi. He is an honor graduate of the US Army Medical Equipment and Optical School and a CBET.

He lives in Chapel Hill, NC, with his wife Mary Anne. He is an instrument-rated private pilot, loves piano, and is a community volunteer. A high technology leader, Mr. Hutton’s affiliation and associations are a vibrant network of contacts, customers, and colleagues with whom he has worked to build successful teams, relationships, and companies.

Ben Fleishman, B.S.benbiopic2
Student Programs Manager

Ben joined EWH in November 2011 after working in Tanzania as an on the ground coordinator for the Summer Institute. He is an alumni of the 2009 Tanzania Summer Institute and held leadership roles in Engineers With Out Borders at Clemson University, where he received his BS in BioEngineering in 2009. His senior design project was a low cost disposable scalpel for the developing world. He has worked with students in Vietnam, Mexico and Clemson teaching seminars, labs and leading research projects. In his spare time Ben enjoys spending time outdoors and technical projects such as building bikes and modifying cars. His unique combination of student leadership experience and technical skills makes him the ideal choice to manage and expand our Summer Institute programs.

Inka Johnson, B.S.Inka BioPhoto
Coordinator, Summer Institute

Inka joined EWH in October 2014 after working as on the ground coordinator for the Nicaragua Summer Institute. She is an alumna of the 2012 Tanzania Summer Institute and graduated from Duke University in 2014 with a degree in Biomedical Engineering, medical imaging focus. At Duke, Inka lead the healthcare team of Duke’s Design for America chapter, coordinated various large-scale events with the University Union, and was an engineering teaching assistant. Inka also studied global health and tropical medicine for a semester in Costa Rica. After extensive solo travel through Central America, she speaks Spanish and is very familiar with Central American culture.

Maddy Bishop-VanHorn, B.S.E.BishopVanHorn
Coordinator, Summer Institute Engineering & Curriculum

Maddy joined EWH in January 2017 after working as an On-the-Ground-Coordinator in Rwanda. She is an alumna of the 2015 Rwanda Summer Institute, and graduated with a BSE in Biomedical Engineering from Tulane University in 2016. At Tulane, she worked in a Makerspace teaching people to use 3D printers and program microcontrollers to turn ideas into prototypes. Her senior design project explored manufacturing pulse oximeters on-site in the developing world.

Jessica Baker, M.A.JessicaBaker
Manager, Communications & Development

Jessica joined EWH in June 2013 after completing her masters in American Studies at the University of Alabama, where she focused on the intersection of science and American culture in the 1930s. She is a graduate of Sweet Briar College, where she earned her B.A. in English and Creative Writing and was inducted into Phi Beta Kappa.  She brings her previous experience with nonprofit organizations in Washington, DC, as well as several years' experience with social media, and has been a long time resident of the DC metro area.

das photo

Dhritiman Das, M.S.
BMET Mentor/Trainer for Cambodia

Dhritiman joined EWH in January 2014 to work in Ghana and Cambodia after relocating from the States. Prior to working with EWH, Dhritiman worked as a BMET and researcher at several healthcare institutions and hospitals in New York and India, where he developed a deep passion for working with medical equipment.

He graduated from Sathyabama University in India as a Biomedical Engineer in 2008 and later in 2012 he completed his Masters from City University of New York. He developed biomaterial for artificial skin repair as part of his Master’s Thesis. Dhritiman has attained further training certification on troubleshooting and maintenance on a range of ICU and OT equipment.  Dhritiman has a strong passion for Healthcare Technology Management.

When he is not mentoring technicians, he likes to travel and attend music concerts, and enjoys playing pool, cycling, and kayaking.

Ung Kunthear, B. Man, Medical Assistant Ung Kunthears Photo
BMET National Coordinator for Cambodia

Ung Kunthear joined with EWH Cambodia in December 2014, working in the role of National Coordinator for the BMET Training program. Prior to working with EWH, Kunthear worked as Project Manager for the WASH (Water, Sanitation and Hygiene) Training Resource Center for Church World Service Cambodia in partnership with Local and International NGOs and the Ministry of Rural Development of Cambodia. Additionally he has worked in the public health sector with different NGOs in Cambodia for 9 years.

He has traveled extensively for work and training throughout SE Asia and even to the US.

He graduated from UNBRO/UNHCR Medical Training Centre in 1989 on the Thai/Cambodia border and he completed his Bachelor Degree in Management with Cambodian Institute for business in 2000.

When he is not working, Kunthear likes to tour around, play volleyball, and watch TV for local and international news.

Kong Lyna, B.B.A., B.EdKong Lynas Photo
BMET Program Assistant for Cambodia

Kong Lyna graduated from National University of Management with a Bachelor of Business administration (BBA) in 2004 and also earned a Bachelor of Education degree at Royal University of Phnom Penh at Institute of Foreign Languages (IFL) 2010.

Before joining EWH in October 2014, Lyna worked for Marie Stopes International Cambodia (MSIC) as Community Health Facilitator for 5 years where he was a Trainer, Facilitator, and Interpreter/Translator for workshops held in collaboration with Provincial Health Departments/local authorities and local and international NGOs.

Lyna has taught English at the Home of English International. He's also worked with University Research of Cambodia (URC) as Program Assistant for Maternal and Newborn Health (a USAID-Funded project). At URC, he played important roles in translation/interpreting and other prominent duties for programmatic support all over provinces in Cambodia.

When he is not working, he likes swimming and traveling in the countryside because it is quiet there and allows him to feel the natural beauty of his country. Lyna also likes social media for keeping up to date with news in politics and society from his country Cambodia and around the world.

Costica UwitonzeCostica
On-the-Ground Coordinator, BMET Rwanda

Costica is a native Rwandan. He joined EWH in September 2009, when the EWH BMET program started in Rwanda. Costica has 11 years experience in clinical engineering. He has managed different hospital biomedical equipment shops such as the military hospital and worked as a consultant for different hospitals in both Rwanda and Burundi. Costica has also consulted for the Ministry of Health. Costica graduated from Valley View University's BMET program in Ghana and has continued his education in South Korea. He has also attended numerous manufacturer's training courses; studying abroad in: Germany, Spain, Denmark, China, Sorvakia, and South Korea. Costica has worked intensively and tirelessly to improve healthcare engineering in his country.

Patrick HigiroHigiro Patrick
On-the-Ground Coordinator, BMET Rwanda

Patrick graduated from the Tshwane University of Technology in South Africa in 2008 with a degree in Clinical Engineering. He has since worked as a clinical engineer for MedHold Medical in South Africa, and as a Managing Director for RugeroMed Ltd in Rwanda. He has been working with the Rwanda BMET program since 2011.

Gunalan Dass, B.S. GUNA Photo - cropped
BMET Mentor/Trainer for Rwanda

Gunalan joined EWH in September 2014 as a Mentor/Trainer primarily based in Cambodia. He earned a Bachelor Degree in Electronic & Control System Engineering from Liverpool John Moore’s University. He is able to communicate well with people from all levels, and designs appropriate solutions to problems using creative approaches. Ambitious and highly motivated, Gunalan is excited to work in a challenging position within EWH. He has previously worked as an expert in Designing and constructing power monitoring system for prepaid for electricity used in house electrical system.

He started working with (IDS) Philips Medical Malaysia as aBiomedical Engineer. In 2007 he joined Bell Com Technologies which was affiliated with FLUKEBiomedical, and worked as a Technical Manager. Throughout his working career he has gained a lot of experience working in hospitals, medical labs and participating in various training. He is an engineer with extensive experience and management skills and believes that a good scientist is a person with original ideas. A good engineer is a person who makes a design that works with as few original ideas as possible.

Carmen Walker, B.S.E., MD
BMET Coordinator for Nigeria

Carmen brings to EWH more than 25 years experience as a Biomedical Engineer and fellow resident cardiac physician and anesthesia. She has worked Program Director and Director of Biomedical Engineering for Mercy Ships, and Project Director Biomedical Engineer for US Doctors for Africa. She is in the process of completing a PhD at Cornell University in London for Biomedical Engineering Training and the impact this training has on hospitals in developing countries.

Joseph Adeyanju
On-the-Ground Coordinator, BMET Nigeria

Joseph graduated from the University of Lagos College of Medicine in Nigeria with a degree in biomedical engineering. He has worked as a biomedical engineer for the Lagos University Teaching Hospital for 17 years, and has been instrumental in facilitating EWH's partnership with LUTH.

Libby Mills
BMET Coordinator for Ethiopia

Bio coming soon.

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