PT - JOURNAL ARTICLE ED - Bruce, Brian R. TI - Editor’s Letter AID - 10.3905/joi.2011.20.2.001 DP - 2011 May 31 TA - The Journal of Investing PG - 1--2 VI - 20 IP - 2 4099 - https://pm-research.com/content/20/2/1.short 4100 - https://pm-research.com/content/20/2/1.full