Research Staff

Gabriella Tost

Gabriella Tost, BA

Gabriella is from Quito, Ecuador and graduated from Lewis & Clark College with a B.A. in Psychology and Economics. She worked with Dr. Yueping Zhang researching the role of bilingualism on executive functioning and how culture influences perception. Her interests include developmental psychopathology and public health. In the SNACK lab, she provides cross-site coordination for the MADDY study, and oversees the OHSU MADDY site, working with the participating study families.

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Hayleigh Ast, ND

Hayleigh Ast is a naturopathic doctor completing her residency at University of California, Irvine - Susan Sameuli Integrative Health Institute. She graduated from the National University of Natural Medicine in Portland, Oregon. Her previous research includes the treatment of Alzheimer’s disease mice with Senegalese traditional herbal medicine. While receiving her undergraduate degree, she explored the concept of neurogenesis and electroneurophysiology using Conus snail venom on individual calcium and potassium channels. Hayleigh's current research interests include the microbiome, diet, and its association with pediatric neurological conditions. 

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Priya Srikanth, MPH

Priya Srikanth has a faculty appointment in the OHSU-PSU School of Public Health as an Instructor in the Biostatistics programs. In her faculty role, she also mentors students. Srikanth is also a senior biostatistician with the Biostatistics & Design Program (BDP). She has training and expertise in teaching, conducting statistical analyses, and assisting investigators on study design and data analysis. Priya Srikanth’s background in biostatistics has been strengthened with ongoing advanced biostatistical training. As an instructor of basic introductory biostatistics, she strives to convey features of data through graphical displays and numerical measures.