historian at GMU, musical hack, Philly guy. Author of multiple books, most recently The Beat Cop: Chicago's Chief O'Neill and the Creation of Irish Music, (U Chicago 2022). https://press.uchicago.edu/ucp/books/book/chicago/B/bo143122232.html
Also I'm an expert on Standard time and daylight saving--I wrote the book on it, way back in 1990. https://www.amazon.com/Keeping-Watch-History-American-Time/dp/1560986727
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