1. A method determining whether a particular individual is to be granted authority, comprising: performing multiple biometrics tests on the individual to retrieve multiple biometrics test results; performing at least a first data fusion operation on the multiple biometrics test results to determine an identity result; performing at least one biological state test to determine one or more biological state test results of the individual; and conditionally granting authority to the individual based on the identity result and the one or more biological state results.