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 John Alexander Ferguson was born in Callander, Perthshire, Scotland. He was an author, playwright, and Episcopal minister. He is the creator of 'Francis MacNab', a crime reporter and amateur criminologist.  | 
Titles and year of publication:
| 'Francis MacNab' Novels | |
| 1) The Man in the Dark | 1928 | 
| 2) Murder on the Marsh | 1930 | 
| 3) Death Comes to Perigord | 1931 | 
| 4) The Grouse Moor Mystery (US Title: The Grouse Moor Murder [1934]) | 1934 | 
| 5) Death of Mr. Dodsley | 1937 | 
| Other Novels | |
| 1) Stealthy Terror | 1918 | 
| 2) The Dark Geraldine | 1921 | 
| 3) The Secret Road | 1925 | 
| 4) Night in Glengyle | 1933 | 
| 5) Terror on the Island | 1942 | 
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