Freeman Tilden
![Freeman Tilden.](https://upload.wikimedia.org/wikipedia/commons/e/e4/Freeman_Tilden.jpg)
Tilden was born in Malden, Massachusetts, and developed his writing skills as a newspaper reporter.
His work with the United States National Park Service (NPS) inspired generations of interpreters across the world and continues to be a definitive text for the discipline. According to thematic interpretation expert, Sam H. Ham, Tilden's quotation on page 38 of ''Interpreting Our Heritage'' (which was taken from a US National Park Service administrative manual) has become one of the most cited phrases in the interpretation literature worldwide:
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