John Ridderhof : President

John Ridderhof


John Ridderhof, MPH, DrPH has worked in public health since the start of his career as a microbiologist with the Virginia Division of Consolidated Laboratory Service and then as the Deputy Director of the Delaware State Public Health Laboratory. In 1992, Dr. Ridderhof began his Centers for Disease Control and Prevention (CDC) career in the Division of Laboratory Systems. In particular, from 2000 to 2007, he was Chief of the Laboratory Systems Development Branch, where he coordinated global HIV, TB, and QMS training, guidance and technical assistance activities, and the National Laboratory Systems initiative. In 2007, he was appointed as Associate Director for Laboratory Science for one of the CDC’s Infectious Disease centers, and in 2010 he served as senior advisor for global health for the Office of Infectious Diseases.

John became a Senior Laboratory Advisor in the Center for Surveillance, Epidemiology, and Laboratory Services (CSELS) where he helped direct the Laboratory Efficiencies Initiative that, in partnership with the Association of Public Health Laboratories (APHL), supported the sustainability of the public health laboratory system. Multiple national activities focused on workforce, regional networks, laboratory informatics, and a national test directory. Other roles have included chairing the Joint Commission, Laboratory Professional and Technical Advisory Committee. He has a special interest in developing guidance, tools, and systems that are comprehensive and cross cutting to encompass and complement many separate programmatic efforts.

Along with CDC colleagues, Dr. Ridderhof worked with WHO and other organizations to develop and co-brand many of the existing global training packages, training aids and guidelines for HIV rapid testing, TB testing, and Laboratory Quality Management Systems.

Dr. Ridderhof was the founding chair of the Global Laboratory Initiative of the Stop TB Partnership that continues as the global forum for developing consensus frameworks, guidance and tools for all countries and technical partners that are strengthening TB laboratories within integrated laboratory systems

Dr. Ridderhof has received the Lifetime Achievement Award from the Association of Public Health Laboratories (APHL) in 2018 and he was the 2018 CDC recipient of the prestigious Health and Human Services (HHS) Career Achievement Award. These awards recognize individuals with a distinguished history of service to public health through the advancement of public health laboratory science or practice.

Dr. Ridderhof holds masters and doctorate degrees in Public Health Laboratory Practice from the University of North Carolina, Chapel Hill, and certification as a High Complexity Laboratory Director (HCLD/ABB).
He has co-authored more than 30 peer review publications, including many national and global training tools and guidance documents.

Robert Martin : Vice President

Robert Martin

Vice President

Robert Martin, MPH, DrPH joined the DMDP Board of Directors in 2009 and served as President from 2016 through 2019.

Dr. Martin has worked in public health since 1973 when he joined the Michigan Department of Public Health as a microbiologist and was the director of the Michigan Public Health Laboratories from 1991 until 1999. From 1999 until 2006, he was the director of the Division of Laboratory Systems at CDC which had both a domestic and international focus. In 2006 – 2007, Bob fulfilled a role first as Acting Director of the National Center for Public Health Informatics and then as the Associate Director for Public Health and Medical Care Integration in the Coordinating Center for Health Information and Services. He also served as the Laboratory Science Officer in the Coordinating Office for Global Health.

During his time at CDC, Dr. Martin provided leadership in the development of regulation impacting the practice of laboratory medicine in the U.S. (Clinical Laboratory Improvement Amendments) working with many professional organizations, and provided leadership in a nationwide effort leading to the concept of a national system of laboratories encompassing both public and private laboratories. He also developed an international focus within the Division of Laboratory Systems at CDC to address strengthening laboratory capacity in international settings. In that capacity, Dr. Martin worked with the CDC Global AIDS Program, with the Department of Defense (Defense Threat Reduction Program), with World Bank, and with the World Health Organization in Africa, Southeast Asia and Central Asia to address strengthening of laboratory systems.

Dr. Martin has received the prestigious Lifetime Achievement Award from the Association of Public Health Laboratories in 2011 and the Joseph Public Health Award from the American Society for Microbiology in 2016. These awards recognize individuals with a distinguished history of service to public health through the advancement of public health laboratory science or practice, exhibited leadership in the field of public health, and positively influencing public health policy on a national or global level.

From 2009 through 2016, Dr. Martin was director of the Laboratory Systems Strengthening Program at the International Training & Education Center for Health (I-TECH) at the University of Washington. At I-TECH, he provided leadership in laboratory systems strengthening within the larger context of health systems development and has been providing technical assistance to countries where I-TECH has activities addressing laboratory development (e.g., Haiti, Ethiopia, Botswana, Swaziland, Zimbabwe, and the Caribbean). Dr. Martin is an Emeritus Professor at the University of Washington.

Jim McLaughlin : Treasurer and Senior Advisor

Jim McLaughlin

Treasurer and Senior Advisor

You can read an article about the work of DMDP in Cambodia and a profile of Jim McLaughlin published in the Sept. 2012 issue of Microbe, the monthly news magazine of the American Society for Microbiology. Jim McLaughlin, Ph.D., is the co-founder and president of DMDP. After completing a postdoctoral fellowship in Medical and Public Health Microbiology at the US Centers for Disease Control, he became the director of the microbiology lab at the Cholera Research Lab in Dhaka, Bangladesh.

Dr. McLaughlin then served as the deputy director of the microbiology laboratory at Hartford Hospital.  In 1990, he became the director of the University of New Mexico Hospital microbiology laboratory.  He is an Emeritus Professor at UNM.

From 2004-2009, he worked with the Centers for Disease Control/Global AIDS Program Cambodia as the liaison with the National Institute of Public Health microbiology laboratory and the Cambodian National Tuberculosis Program.

He is a former member of the American Society for Microbiology Global Laboratory Capacity Strengthening Committee.

Robyn Devenish :

Robyn Devenish

Robyn is a multidisciplinary Medical Scientist with over 30 years’ experience working in diagnostic laboratory medicine at major hospitals in Perth, Sydney and Tasmania.  She also lectured in Haematology at Curtin University in the School of Biomedical Sciences.  Robyn has previously volunteered and worked in Cambodia for 11 years in various roles as a laboratory advisor and consultant for WHO, URC, USCDC, DMDP and other NGO’s.  Her work involved improving diagnostic laboratory practice at the Angkor Hospital for Children, National Institute of Public Health Laboratory, National Paediatric Hospital and numerous government hospital in the provinces.

Robyn recently received the inaugural 2018 Medical Scientist of the Year Award, from the Australian Institute of Medical Scientists, for her humanitarian work in Cambodia, including her work in introducing diagnostic testing for haemophilia and other haematological disorders.  She worked with her Cambodian colleagues to help set up the Cambodian Haemophilia Association and the Cambodian Thalassaemia Association.   Robyn was also involved with several research projects on thalassaemia and anaemia during her time in Cambodia and is a co-author on 6 published papers.

Robyn has recentlhy been volunteering as a consultant in diagnostic laboratory medicine at the Sonja Kill Memorial Hospital, in Kampot, Cambodia.

John Ferguson :

John Ferguson

Dr John Ferguson is a Microbiologist and Infectious Diseases Physician with Hunter New England Health and a conjoint associate professor with the University of Newcastle, NSW, Australia. His post-graduate qualifications include a Diploma in Tropical Medicine & Hygiene, Liverpool School of Tropical Medicine and he is recognised as a fellow of the Royal Australian College of Physicians and Royal College of Pathologists Australia. He has worked as tertiary staff specialist in infectious diseases and microbiology since 1992. Under the auspices of the Pacfic Region Infectious Diseases Association ( he conducts a  postgraduate microbiology course in conjunction with the University of Papua New Guinea and Fiji National University. He currently orchestrates an infection control and microbiology laboratory development project based at Port Moresby and Lae hospitals funded by Australian aid.  His interests include healthcare-associated infection control and antimicrobial resistance and stewardship.  He is a member (formerly chairperson) of the Healthcare-associated Infection Advisory and the Antimicrobial Stewardship Committees at the Australian Commission on Safety and Quality in Healthcare.  He was on the Writing Group for the Australian National Antibiotic Guidelines for 12 years. He has published over 95 articles and book chapters. He maintains two online sites- which focuses on antimicrobial stewardship and for post-graduate microbiology and infectious diseases materials.