https://science.osti.gov/wdts/einstein/Fellows-Central/Alumni-Fellows/John-Tietjen
EINSTEIN John Tietjen | U.S. DOE Office of Science(SC)
Sep 11, 2026 - John Tietjen Fellowship Placement: United States House of Representatives Hometown: Lebanon, New Hampshire John Tietjen is a science teacher with over 20 years...
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