A popular Wall Street axiom is "winners keep winning". Historical research has shown this to be accurate. Which Magic Formula stocks have the best, and worst, relative strength over the past 12 months?

Gannon On Investing poses questions to the authors of four of the best investment blogs: Controlled Greed, Fat Pitch Financials, Bill Rempel, and Cheap Stocks. Topics include personal performance YTD, the stock market, the economy, oil, and their best ideas going forward. A few stock picks appear as well.

A roundup of last week's stock market related blog posts hosted at Fat Pitch Financials.

A look at why Controlled Greed is buying King Pharmaceuticals.

Some poor choices under Greenblatt's Magic Formula screen. Lists some criteria for determining a good Magic Formula stock from a bad one.