Silke Kaiser - Gotcha

Professional polygraphist Silke Kaiser has spent more than 10 years of her life exposing lying criminals.

She’s collected polygraph evidence for a number of legal matters including cash-in-transit trials, corporate litigation and farm murder cases.

Kaiser has written a book, titled GOTCHA: A polygraphist lifts the lid on crime in South Africa, which dives into the minds of South African criminals and how they think.

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