Police recruits in Nigeria to undergo lie detection tests All new Nigerian police recruits will take a polygraph or lie detection test, alongside other tests, to check their eligibility to serve in the force. The polygraph test is aimed at weeding out candidates of questionable character. Inspector General of Police, Ibrahim Idris ordered the tests while checking on the recruitment of ten thousand new officers. In a statement, Mr Idris said the recruits should conform to the acceptable standards necessary for an ideal Police officer that the Nigerian people deserve. BBC