Len Deighton Len Deighton Leonard Cyril Deighton (; born 18 February 1929), known as Len Deighton, is a British author. Deighton is considered one of the top three spy novelists of his time (along with Ian Fleming and John le Carré). In addition he is a highly acclaimed military historian, cookery writer, and graphic artist. "The IPCRESS File" (1962), his first novel, was an instant bestseller and broke the mould of thriller writing. "The Sunday Times" called him "the poet of the spy story". Deighton’s first protagonist – a nameless spy christened Harry Palmer in the films – was made famous worldwide
The IPCRESS File The protagonist reveals to Jean that Jay and Dalby were using a process called "Induction of Psycho-neuroses by Conditioned REflex with Stress" (IPCRESS) to brainwash the VIPs into loyalty to the Soviet Union, which they had also unsuccessfully attempted to subject the protagonist to. The seemingly irrelevant links that Carswell had discovered were in fact indicators of the personality traits that Jay had used to determine which VIPs would easily succumb to the process. Dalby was the one who had sabotaged the American bomb test, as part of Jay and Dalby's efforts to frame the protagonist. Colonel Ross reveals that