What is the author's style in The Professor and the Madman: A Tale of Murder, Insanity, and the Making of the Oxford English Dictionary by Simon Winchester?

The perspective of The Professor and the Madman combines the perspectives of a mystery novelist, historian and lexicographer. Simon Winchester is a British journalist and an author who spends his time between the United States and Scotland. He wrote for the Guardian as a foreign correspondent for twenty years, and also during the time he wrote numerous books that were of interest to him.