Biometric Consortium 
Extensive collection of information pertaining to the research, development, testing, evaulation, and application of biometric-based personal identification/verification technology. The Biometric Consortium serves as the U.S. Government's focal point for this technology.

A Practical Guide to Biometric Security Technology
Should your company use biometrics? And, if so, which ones should you use, and how do you choose them?

Webopedia's "Did You Know...?" Section
Use this Webopedia knowledge section for an in-depth overview of specific technologies and occurrences in the areas of Computer Science, The Internet, and Computer Hardware and Software.