David is a Chartered Financial Analyst (CFA) and Financial Risk Manager (FRM). He's Contributing Editor to Investopedia Advisor (http://advisor.investopedia.com/) where he designed three portfolios that have returned an average +70% since inception (Jan 2005); his style is small cap technology (emphasis software) that combines top-down economic themes (e.g., ecommerce, elearning, rich media, XML) with rigorous fundamental due diligence.



He runs Investor Alternatives, LLC (http://invesoralt.com/), which provides valuation (emphasis on derivatives) and quantitative consulting. He is president of Bionic Turtle (http://bionicturtle.com/), a financial certification exam preparation service. He is a part time software developer and object oriented programming (OOP) expert who gives seminars in OOP & Adobe Flash. He is interested in the application of XML to financial reporting.