(Paperback)

The death of a salesman in a Swiss forest appears to be an open and shut case, with an obvious suspect and a confession. But nothing is what it seems, and Sergeant Studer's investigation soon shatters the glassy facade of Switzerland's tidy villages, manicured forests and seemingly placid citizens.

(Paperback)

Two Swiss women have been killed by gas leaks, murders thinly disguised as accidents. In Morocco, Studer stumbles onto a murky oil deal involving rapacious politicians and their henchmen. With the help of the common sense of his stay-at-home wife Studer solves the multiple riddles on offer. But, assigning guilt remains an elusive affair.

(Paperback)

Set in an insane asylum from which a child murderer has escaped, this novel explores the blurred line that separates madness from reason.

(Paperback)

Anna, who died of a gastric influenza, left behind handkerchiefs with traces of arsenic. Then, James Farny was found murdered, with a single pistol shot to the heart and no hole in his clothing. Did the fact that the poorhouse inmates had to survive on watery cabbage soup while the Warden drank vintage wines have anything to do with the murders