According to Bloomberg, the $69 billion Man Group tops the list of the largest hedge funds, an industry that is selectively recovering.

Jim Simons has officially announced his retirement, leaving the reins of "Medallion Fund" - without doubt one of the greatest performing management funds in history - in the hands of his two co-successors, Peter Brown and Robert Mercer...

Recently named IAFE/SunGard Financial Engineer of the Year 2006, Jim Simons, brilliant mathematician and founder of Renaissance Technologies, became one of the richest men in the world, in only a few years.

With the losses recorded by one fund of top quant manager, Renaissance Technologies, and three other funds of Goldman Sachs, the quantitative management industry might be facing its first real crisis.