詹姆斯·奥肖内西，奥肖内西资产管理公司主席兼CEO，该公司是一家位于康涅狄格州的资产管理公司。奥肖内西曾在贝尔斯登担任投资组合经理、系统证券主任与高级管理主任。他是证券定量化分析与投资管理领域的专家。同时他还善于投资模型与调研决策系统的运作。从1995年开始。他就将标准普尔数据库的投资策略数据进行定量化分析，并将结果整理到他的著作《投资策略实战分析》中，这本书是驰名华尔街的经典畅销书。奥肖内西因其投资策略而荣获美国专利，并被福布斯网站评为最传奇的投资者之一。

Historically tested long-term strategies that "always" outperform the market "O'Shaughnessy's conclusion that some strategies do produce consistently strong results while others underperform could shake up the investment business."

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