PT - JOURNAL ARTICLE ED - Bernstein, Peter L. TI - Editor's Letter AID - 10.3905/jpm.2007.690602 DP - 2007 Jul 31 TA - The Journal of Portfolio Management PG - 9--9 VI - 33 IP - 4 4099 - https://pm-research.com/content/33/4/9.short 4100 - https://pm-research.com/content/33/4/9.full