The advisor pursues its objective by seeking to enhance its performance over that of its primary benchmark index by 1) changing the relative weighting in the fund's portfolio of equity securities of developed market companies and of emerging market companies, and 2) utilizing computer-aided, quantitative analysis of valuation, growth, dividend yield, industry and other factors to attempt to compensate for the exclusion of certain index securities due to the fund's values-based screening policies. It invests at least 80% of its assets in the securities of companies included in its primary benchmark.