In his most recent update on the size and value effects, Truman Clark explains the advantages of seeking exposure to these risk dimensions through core equity strategies.

Old-school indexers claim that holding anything beyond the market portfolio is akin to stock picking. But market risk is only one factor driving returns, and an index fund that takes advantage of other dimensions of risk is not betting—it's the new face of indexing.

Dimensional is a money manager that is neither an active manager nor an indexer. Everyone from the portfolio manager to the client must be disciplined in his or her approach, reducing trading and rebalancing costs.

The Australian magazine IFA interviewed Gene Fama Jr. on topics from efficient markets to the emergence of fee-only financial advice. He gives a snapshot of Dimensional's philosophies, and explains how the firm interprets the latest market volatility.