Mark Goldstein is one of the pioneers of e-retailing and self-described "five-time serial entrepreneur." He currently serves as President and CEO of Loyalty Lab, a multi-channel loyalty program management company. He achieved significant notice within the online retailing business when he co-founded and managed BlueLight.com, the e-retailing operation of Kmart which has since been converted to kmart.com. Prior to BlueLight, Mark was Vice President of Shopping at Inktomi (now a part of Yahoo) after it acquired Impulse! Buy Network, a web merchandising firm he founded.