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.