Doug Keenan

is a website of Douglas J. Keenan.

Peer-reviewed publications

"Calibration of a radiocarbon age", Nonlinear Processes in Geophysics, 19: 345–350 (2012). doi: 10.5194/npg-19-345-2012.

"The fraud allegation against some climatic research of Wei-Chyung Wang", Energy & Environment, 18: 985–995 (2007). doi: 10.1260/095830507782616913.  Remarks.

"Defence of planetary conjunctions for early Chinese chronology is unmerited", Journal of Astronomical History and Heritage, 10: 142–147 (2007).

"Grape harvest dates are poor indicators of summer warmth", Theoretical and Applied Climatology, 87: 255–256 (2007). doi: 10.1007/s00704-006-0197-9.  Remarks.

"Radiocarbon dates from Iron Age Gordion are confounded", Ancient West & East, 3: 100–103 (2004).

"Volcanic ash retrieved from the GRIP ice core is not from Thera", Geochemistry, Geophysics, Geosystems, 4, 1097 (2003). doi: 10.1029/2003GC000608.

"Why early-historical radiocarbon dates downwind from the Mediterranean are too early", Radiocarbon, 44: 225–237 (2002). doi: 10.1017/S0033822200064833.  Corrigenda.  Remarks.

"Astro-historiographic chronologies of early China are unfounded", East Asian History, 23: 61–68 (2002).


"Anatolian tree-ring studies are untrustworthy" (2006).

"The three-century climatic upheaval of c. 2000 BC" (2000).

Short tutorials

"Basics of radiocarbon dating" (2018).

"Disputes in statistical analyses" (2007).

"Is a line trending upward?" (2006).

Op-eds and similar

"My thwarted attempt to tell of Libor shenanigans", Financial Times (2012-07-27).  Director’s Cut.  Responses.

"How scientific is climate science?", Wall Street Journal (2011-04-05).  Director’s Cut.

Letters to The Economist.

Other stuff

Contest: identify trend-driven time series—prize is $100 000.

"Statistical analyses of surface temperatures in the IPCC Fifth Assessment Report" (2014).

"Tree-ring data at Queen's University Belfast"—using the UK Freedom of Information Act to get scientific data.

"The Gillberg affair"—a medical research scandal in Sweden (working draft, 2007).

"Why Lehman Brothers had to go bankrupt" (2020).

A cheque for $2.56+$0.32 from D.E. Knuthcomputer science reward.

"A 95-year corporate copyright is not constitutional"—for the USA.

About the author: Douglas Keenan used to do mathematical research and financial trading on Wall Street and in the City of London; since 1995, he has been an independent mathematical scientist.

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