Having started his own fund at just 27 shortly after the financial crisis, you can understand why Rational Investment Group founder Guy Gottfried has mostly kept his head down and focused on managing his portfolio with great success- the fund is up 10.6% through Q2 and has returned 21% annual since inception, according to sources with direct knowledge of the matter. But with recent talks at this year’s Value Investing Congress and Capitalize for Kids, along with an interview in the most recent issue of Graham & Doddsville, he seems to be opening up his approach to value investing. Guy…