Affiliate Investigators

Marilu Chiang MD, MPH

Marilu Chiang MD, MPH

Marilu Chiang is the Human Development Director of PRISMA NGO. Dr. Chiang trained in Medicine and Pediatrics at Universidad Peruana Cayetano Heredia. She earned her master in community development at Andrews University and MPH at Johns Hopkins Bloomberg School of Public Health.

Her primary work is in health and nutrition projects in Peru, specially related to infant malnutrition, maternal and neonatal health and health promotion. She is a member of the Peruvian Society of Pediatrics, AAA and Vice-president of the Ethics Committee at PRISMA.


Oscar Flores, MD

Oscar Flores, MD

Oscar Flores is trained in Medicine at San Martin de Porres University (USMP) and obtained a Master of Global Health and Development from the University College London in 2016. He is member of the Center of Research in Aging of USMP. He coordinates a project in the Instituto Nacional de Salud del Niño (National Children’s Hospital) related to lung ultrasound and electronic auscultation (APURO). Additionally, he co-coordinates the Global Excellence of Chronic Obstructive Disease Study (GECO) in San Juan de Miraflores (Lima, Peru).

Recently, he obtained an award to be a Fogarty Global Health Fellow in the cohort 2018-2019 funded by Fogarty International Center, and his project seeks for understanding the role of mental health in COPD in Lima, Peru. His main research interest is to improve the health of elderly populations in low-middle income countries (LMIC), particularly in terms of mental health and physical capability. Additionally, Oscar is involved in medical education, teaching public health for undergraduate and postgraduate in USMP.


Alex Kayongo, MBCHB, MSC

Alex Kayongo, MBCHB, MSC

Alex Kayongo received his medical degree from Makerere University College of health sciences in Kampala Uganda, graduating on the prestigious Dean’s list, completed a postgraduate research fellowship in HIV genetics and microbial pathogenesis at Yale University and global health as a J1 scholar at Western Connecticut Health Network. Currently He is a Fogarty global health research fellow determining factors associated with COPD in people living with HIV/AIDs in rural Ugandan communities. In addition, Alex is trained in Immunology and Clinical microbiology at Makerere University College of health Sciences where He is currently investigating host genetic factors responsible for CD4+T cell intrinsic resistance to HIV in Ugandan elite and viremic controllers using T cell-based assays and advanced genomic technologies. His passion is in understanding the interplay between HIV and non-communicable diseases (NCDs) including chronic obstructive pulmonary disease, hypertension and chronic kidney disease.


Carla Tarazona-Meza, LN

Carla Tarazona-Meza, LN

Carla E. Tarazona-Meza, LN, serves as a research collaborator with Dr. William Checkley's team in association with the nonprofit organization PRISMA in Peru and Johns Hopkins University. She leads the nutritional components of the different studies in this country and coordinates the work in Lima site. Carla received her Bachelor of Science and License in Nutrition from the Universidad Nacional Mayor de San Marcos in 2012 and 2014 respectively. Her thesis was focused on micronutrient initiative to combat anemia in Andean regions of Peru in association with Action Against Hunger. There, she worked with community health promoters to ensure the adherence of the micronutrients supplements in these communities. Carla is member of the Peruvian Nutritionists School and has been recognized by the European Respiratory Society with the Silver Sponsorship award. She currently holds a scholarship from the European Union for her postgraduate training.


Jaime Miranda, MD, MSC, PHD, FFPH

Jaime Miranda, MD, MSC, PHD, FFPH

J. Jaime Miranda is Research Professor at the Department of Medicine, School of Medicine and Director of CRONICAS Center of Excellence in Chronic Diseases, both at Universidad Peruana Cayetano Heredia (UPCH) in Lima, Peru. His works brings together epidemiological and health policy aspects of chronic noncommunicable diseases in low- and middle-income countries with emphasis on obesity, hypertension, and diabetes. In Peru, he has established the PERU MIGRANT study, the CRONICAS Cohort study and led the CRASH-2 trial. Dr. Miranda trained in medicine at UPCH and earned a PhD in epidemiology at the London School of Hygiene and Tropical Medicine (UK). Dr. Miranda is an elected Fellow of Faculty of Public Health of the Royal College of Physicians of the United Kingdom.


Stella M. Hartinger, MSC, PHD

Stella M. Hartinger, MSC, PHD

Stella M. Hartinger, MSc, PhD is Director of the Integrated Development, Health and Environment Unit at the Public Health School at Cayetano Heredia University, Lima, Peru. Her current experience in research studies combines projects in community health in Andean populations, randomized control trails, follow-up of large cohorts, largeseries statistical data analysis and the coordination of several environmental impact assessment studies (EIA), baseline studies and animal and human health studies in different region of the country.

Her main interests are threefold: Delivering health interventions addressing environmental health problems, creating supportive environments for disease prevention and maintaining health and wellbeing. Current focus is on childhood related illnesses such as pneumonia, diarrhea, malnutrition and early child development; Assessing environmental factors that potentially address both, the health of the environment but also environmental human health.