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Study Team

Emily BarrettEmily S. Barrett, Ph.D.

TIDES URMC Center Director
Adjunct Associate Professor of Obstetrics and Gynecology and Public Health Sciences at the University of Rochester Medical Center

Dr. Barrett has been part of the TIDES team since the study began in 2009 and remembers many of the URMC TIDES participants as infants. Dr. Barrett’s studies how environmental chemicals and stress can affect women’s health during pregnancy as well as their children’s development.  She has published dozens of scientific articles on this topic and regularly gives presentations on this work around the country. As a mom of three school-age kids, Dr. Barrett is passionate about protecting kids from harmful chemicals to ensure they reach their full potential. When she’s not working on TIDES or chasing her kids around, she enjoys exercise, reading, and puzzles.

Taylor Gerber, MPH

Tye JohnsonTye N. Johnson, M.P.H.

Study Coordinator

Tye is an OB/GYN department human subjects research coordinator. She graduated with a B.A. in Epidemiology from the University of Rochester and M.P.H. in Public Health from the University of Rochester Medical Center. Her research experience includes projects on smoking cessation, liver disease, child influenza vaccination, and academic, social, and emotional support for underprivileged teens. She has been working with the TIDES team since 2018. In her free time, Tye enjoys travel, gaming, combat sports, and creating digital art. 

Tye is the lead point of contact for the study and can be reached at or (585) 276-8728.