Author Information
Michael Gregorio's Latest Book

Newest Release

  • Bibliography:
    8 Books - 2 Series
  • First Book:
    November 2006
  • Latest Book:
    September 2017
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Full Series List in Order

Hanno Stiffeniis

1 - Critique of Criminal Reason (Nov-2006)
2 - Days of Atonement (Apr-2008)
3 - A Visible Darkness (Apr-2009)
4 - Unholy Awakening (Oct-2010)

A Mafia Thriller Set in Rural Italy

1 - Cry Wolf (Apr-2015)
2 - Think Wolf (Jul-2016)

Book List in Order: 8 titles

  • An International Bestseller and Playboy Best Book of 2006

    It has been years since Immanuel Kant's landmark philosophical work, Critique of Pure Reason, brought him fame throughout Europe and made him Königsberg's best-known citizen. Now, ru...

  • 'Be very careful, sir!' the young officer warned. 'Colonel Lavedrine is a guest of this house, and this nation. I can hardly believe that any Prussian would be so foolhardy to doubt his word. Every man in Paris has heard of his capacities. I see no r...

  • Prussia has been overrun by Napoleon's forces, and the Emperor's troops have discovered a new source of funds there: enough amber to finance France's wars. But their plans stall when the girls who collect the stones begin to disappear, only to be fou...

  • A woman's body has been found at the bottom of a well. The death wounds are startling: two small, round punctures to the jugular vein. . . . Vampire fever is spreading throughout the countryside, and suspicions soon fall on the recently arrived Emma...

  • Introducing resourceful park ranger Sebastiano Cangio in the first of a brand-new crime series set against the glorious landscape of Italy’s Umbria region. Sebastiano Cangio has just accepted his dream job as a park ranger in the stunning Sy...

  • Italy, 1522. They fled through the nightThe beautiful Sibylline mountains of central Italy are plagued by earthquakes, but this has never been a problem for Spanish John. A talented church painter, repairing the damaged churches of the region is his ...

  • The second compelling thriller to feature resourceful park ranger Sebastiano Cangio, set against the glorious landscape of Italy’s Umbria region. When the headless body of his fellow park ranger is found amidst the wooded hills of the Sybilline ...

  • The discovery of a mutilated body near Stansted airport leads the British police to Perugia, Italy, in the gripping new Sebastiano Cangio thriller. When a badly burned and mutilated body is discovered near Stansted airport, a single piece of evid...

Frequently Asked Questions (FAQ)

Michael Gregorio has published 8 books.

Michael Gregorio does not have a new book coming out soon. The latest book, Lone Wolf, was published in September 2017.

The first book by Michael Gregorio, Critique of Criminal Reason, was published in November 2006.

Yes. Michael Gregorio has 2 series.