He is also the director of accreditation for the Collins College of Business. McCrary is a Certified Public Accountant (Oklahoma) and teaches in both the accounting and MIS disciplines. Before joining the faculty at The University of Tulsa, McCrary was employed as an audit manager with Arthur Andersen and had his own business consulting practice. He is a member of the American Institute of Certified Public Accountants, the Oklahoma Society of Certified Public Accountants (where he has served as chair of the Liaison with Educational Institutions Committee) and the Tulsa Chapter of the OSCPA.