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Your Environment. Your Health.


Sister Study

Sister Study

The Sister Study is headed by principal investigator (PI) Dale Sandler, Ph.D., of the NIEHS Epidemiology Branch and co-PI Clarice Weinberg, Ph.D., of the NIEHS Biostatistics Branch. Other collaborators include:

National Institute of Environmental Health Sciences

Social and Scientific Systems, Inc. (Formerly Coda, Durham, North Carolina)

Study Managers

  • Polly Armsby
  • Deb Bittner
  • Jim TerMaat (currently Vice President, Social Scientific Systems, Inc., Silver Spring, Maryland)


Recruitment Coordinator

  • Lourdes Suarez


Laboratory Manager

  • Cindy Kleeberger

Westat, Inc.

  • David L. Shore

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