Daylight Saving Shift

Friday, 9 Mar 2007 | 11:20 AM ET

From Silicon Valley to Wall Street, complying with the Congressional mandate to change Daylight Savings Time has caused significant headaches, with Bertha Coombs, CNBC Business News; David Prerau, author, Seize the Day: The Curious & Contentious Story of Daylight Saving Time; Michael Downing, Tufts University professor & author, Spring Forward: The Annual Madness of Daylight Saving Time and CNBC's Liz Claman