Stephen Klein Chief Executive Officer Conversagent   Prior to Conversagent, Steve founded iballs, a pioneer Internet advertisement placement and tracking company. After two profitable years he sold the company to Avenue A Inc.   He is a founder of Dawntreader Funds LP, a venture capital fund dedicated to early-stage Internet companies. Klein began his career in the advertising industry, first at Grey Advertising in planning and research roles and later as Managing Partner of Kirshenbaum Bond & Partners, where he helped grow the agency from 15 employees to over 400. Klein built and ran KB&P's media department, interactive services unit and IT department, and managed accounts including Snapple, Netscape, theglobe.com, uBid and DLJDirect. Klein is a graduate of Columbia College, Columbia University.