PT - JOURNAL ARTICLE ED - Bernstein, Peter L. TI - Editor's Letter AID - 10.3905/jpm.2007.674800 DP - 2007 Jan 31 TA - The Journal of Portfolio Management PG - 2 VI - 33 IP - 2 4099 - https://pm-research.com/content/33/2/2.short 4100 - https://pm-research.com/content/33/2/2.full