Today hedge funds are big players in the market.
Most of these hedge funds now are increasing using quantitative trading strategies also known as algorithmic trading strategies.
I have written a blog post in which I have posted videos on these Hedge Fund Trading Strategies.
These funds attract the best and brightest.
Most of the people employed by these funds have PhDs in Maths and Physics and are considered experts in building quantitative models.
These people are popularly known as Quants.
Read the blog post and watch the videos on hedge fund trading strategies.