Jonathan Jacob Hirtle is an investment industry executive who pioneered the outsourced Chief Investment Officer (OCIO) model. For his OCIO innovations, Hirtle has been dubbed the “Oracle of Outsource.” In 1988, Hirtle co-founded Hirtle, Callaghan & Co., recognized as the first OCIO firm to serve family groups and organizations that does not employ fully staffed investment departments. The firm has over $20 billion under management. Hirtle serves as Executive Chairman of Hirtle, Callaghan & Co., LLC. He is also a Member of the Investment Policy Committee at the company.