John Parascandola received his PhD in the history of  science from the University of Wisconsin–Madison and later served as the chief  of the History of Medicine Division of the National Library of Medicine and as  the Public Health Service historian. The author of The Development of  American Pharmacology (1992) and Sex, Sin, and Science: A History of  Syphilis in America (2008), he is currently a historical consultant and  teaches courses in the history of modern biology and of poisons at the  University of Maryland. He lives in Rockville, Maryland.

His latest book, King of Poisons: A History of Arsenic (Dulles, VA: Potomac Press, 2012) reflects his interest in the history of drugs and posions, an interest which forms the basis for this blog.

Link to more information about book or to purchase it from the publisher at a 20% discount:

The book is also available at a substantial discount through Amazon and Barnes and Noble.

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Link to my website: