1. A method for iris based biometric recognition, comprising the steps of: (a) receiving an image from an image sensor; (b) determining whether the received image includes an iris; (c) repeating steps (a) and (b) until the received image includes an iris; (d) responsive to determining that a received image includes an iris, comparing iris information corresponding to such received image with stored iris information corresponding to at least one iris; and (e) rendering a match decision or a non-match decision based on an output of the comparison.