PT - JOURNAL ARTICLE AU - Bradford Cornell TI - INVITED EDITORIAL AID - 10.3905/jpm.2015.42.1.001 DP - 2015 Oct 31 TA - The Journal of Portfolio Management PG - 1--4 VI - 42 IP - 1 4099 - https://pm-research.com/content/42/1/1.short 4100 - https://pm-research.com/content/42/1/1.full