Dennis R. Mortensen is a pioneer and expert in the Analytics industry. He is an accredited Associate Web Analytics Instructor at the University of British Columbia, the Author of data driven insights with Yahoo! Web Analytics, and a frequent speaker on the subject of analytics and online marketing. Mortensen is an Entrepreneur and was the COO of IndexTools until it was acquired by Yahoo! Inc., in May 2008. Today he is the Director of Data Insights at Yahoo! and sits on the Board of Directors at the Web Analytics Association, and he maintains the highly popular analytics blog, VisualRevenue.com/blog.