1. An apparatus for biometric data capture, comprising: an interactive head-mounted eyepiece worn by a user, wherein the eyepiece includes an optical assembly through which the user views a surrounding environment and displayed content, wherein the optical assembly comprises a corrective element that corrects the user's view of the surrounding environment, an integrated processor for handling content for display to the user, and an integrated image source for introducing the content to the optical assembly, an integrated optical sensor assembly for capturing biometric data; and an integrated communications facility that transmits the captured biometric data to a facility that stores the biometric data in a biometric data database, interprets the biometric data, generates display content based on the captured biometric data, and the interpretation, and delivers the display content to the eyepiece.