IRCE 2009 Conference Speakers

David Wertheimer leads Alexander Interactive's strategic initiatives, from usability studies to data analysis, and provides focus and vision to front—and back—end web development projects. He is Ai's resident blogger. He created web sites for The Economist and Billboard magazines and led 200% growth in online retail sales as marketing director for Clarins USA. He also has run his own consulting firm, User Savvy.