Blue Nile SVP, marketing & technology: Darrell Cavens

Darrell Cavens, senior vice president of marketing and technology at Blue Nile talks to CNET News.com's Dan Farber about helping anxious shoppers find the perfect diamond for popping the question. He also discusses using data to analyze customer behavior and new Web 2.0 technologies that are putting a shine on the company's web site.
Written by ZDNet Staff, Contributor