Alex Barsdorf PhD


Alexandra (Alex) Barsdorf, PhD is a Director, in our Clinical Outcome Assessments team.

More about Alex

Prior to joining COS, Alex spent 10 years in pharmaceutical industry outcomes research experience at Pfizer Inc. with a focus on clinical outcome assessments (COAs) and health economics outcomes research (HEOR).  She worked for five years in the PRO Center at Pfizer where she was responsible for the selection, development, validation, implementation, analysis, and interpretation of COAs across the product lifecycle across various therapeutic areas including urology, pain, diabetes, oncology, and women’s health.  In her HEOR role, she was responsible for the strategic development and delivery of a portfolio of economic and quality of life evidence in support of regulatory submissions and commercialization mainly within rare diseases, e.g., Duchenne muscular dystrophy and sickle cell disease.  Alex has a special interest in electronic clinical outcome assessments (eCOA) and has served as Co-Chair of the Critical Path Institute’s ePRO subcommittee.

Prior to joining Pfizer, Alex worked for over 13 years conducting industry and National Institutes of Health (NIH) sponsored clinical research at several academic medical institutions in New York City including New York Presbyterian Hospital-Weill Medical College of Cornell University, Mount Sinai School of Medicine-Brookdale Department of Geriatrics and Adult Development, and Columbia University Medical.  In these positions she gained extensive experience in clinical interviewing, neuropsychological testing, and the design, administration, scoring, and interpretation of clinical, neuropsychological, and patient-reported outcomes with a variety of subject populations in various settings and across several disease areas.  She has worked with children, adults, and elderly patients as well as physicians and nurses.  She worked in inpatient, outpatient, and nursing home settings and has experience in the areas of psychiatry, neurology, and rheumatology.  She also served as Associate Professor at Fordham College of Liberal Studies.

Alex holds a BA in political science from Fordham College and a doctorate in Developmental Psychology from Fordham University.


Alex can be reached at our Chicago Office:

Address 53 West Jackson Boulevard, Suite 1150, Chicago, IL 60604

Phone (+1) 312-465-2443