E-mail: here or nathanthomaspedersen[at]gmail[dot]com

For media / rights inquiries regarding QUACKERY: A Brief History of the Worst Ways to Cure Everything, please contact Eric Myers at Dystel & Goderich.

Note on tree inquiries: By virtue of serving on the Oregon Heritage Trees Committee, I receive many questions from Oregon residents about historic trees in their region. I’m always happy to receive those and offer what advice I can.  Email above.

Note about the Encyclopedia Brittanica: I receive many questions about the Encyclopedia Britannica because of the article I wrote for  The Guardian in 2010.  Please note that I can not offer specific valuation advice on your copy of the 11th edition of the Encyclopedia Britannica.  You can search or to get a general sense of retail value, or contact a rare book dealer listed with (America) or (UK) to receive an appraisal of your particular copy.