A system and method for providing analytical tools for a community of investors having investment portfolios. A first tool provides an indication of a user's selection effectiveness regarding the user's choice of investments relative to those sectors in which the investment resides, and relative to a broader market. A second tool allows the user to evaluate the effectiveness of community stimuli on the user's portfolio. A third tool provides the user the capability to view relationships among a plurality of preferred analysts. With a fourth tool, a user may view a plurality of other analysts the user referred to the community.