Rosann Costa

For the past ten years, Rosann has been an Adjunct Lecturer in the Department of Epidemiology & Biostatistics. Across these years, she has designed and developed the hybrid, summer and online course versions of the Fundamentals of Epidemiology course. Rosann’s full-time appointment is at Columbia University where she is a Sr. Research Associate/Co-Investigator involved in the design, implementation and direction of large-scale, NIH-funded, research projects in the field of Alzheimer’s disease and aging for over twenty years. She has co-authored over ten articles in scientific journals. Recently, Rosann has also joined Adelphi University’s, Graduate School of Public Health as an Adjunct where she teaches various graduate-level Epidemiology courses (e.g. Advanced Epidemiology, Cancer Epidemiology, Health Policy and Social Research Methods). Rosann completed a combined bachelor’s degree in Sociology and Elementary Education at CUNY Queens College, a Master’s Degree in Sociology at New York University and post-graduate coursework in Epidemiology at Columbia University. Before journeying into the field of public health, Rosann was responsible for evaluating federally-funded programs across the NYC public school system for the Dept. of Education for four years and was also a private tutor. As an undergraduate student, she obtained her initial research experience by conducting data analyses and writing needs-assessment reports for the Helen Keller National Center in Sands Point, NY as well as conducting an evaluation of the CUNY Pre-Freshman Skills Program at CUNY Queens College.



  • Post-Graduate Coursework in Epidemiology from Columbia University, New York, NY
  • MA in Sociology from New York University, New York, NY
  • BA in Sociology & Education from CUNY Queens College, Queens, NY


Research Interests

Epidemiology Methods; Clinical Trials; Alzheimer's Disease; Longevity; Learning in Higher Education; Online Course Development.



  • Taub Institute, Columbia University
  • Graduate Department of Public Health, Adelphi University