A leading voice at the intersection of technology and marketing, Jonathan is widely regarded as an expert on landing page optimization, multivariate testing, and onsite content targeting. Jonathan recently founded RAMP Digital to work with clients in creating marketing solutions fueled by APIs, semantics, intelligent web, and emerging marketing technology. Prior to that, he was the founder and chief strategy officer of OTTO Digital, the services division of the market leading optimization technology Offermatica (purchased by Omniture). He was also a senior consultant at Creative Good and founded VitaminLab.com, which won the Nutrition Business Journal award for five-year growth under his direction. He has provided expert pre-click and post-click strategies and execution for online testing, targeting, and optimization to some of the world's leading brands and businesses, including Amazon.com, Ameriprise, Disney, Citibank, H&R Block, IBM, Intuit, Microsoft, Monster.com, Sears, and T-Mobile.