Upshaw joined the Department of Accounting, Economics and Finance as an instructor of accounting in 2007 after working several years in the accounting profession. She earned a Master of Professional Accounting degree from West Texas A&M University. Upshaw is a member of the Texas Society of Certified Public Accountants and the American Institute of Certified Public Accountants. Upshaw teaches Principles of Accounting II, Intermediate Accounting II, and Accounting Systems. She is the co-author of numerous articles appearing in the Journal of Accountancy.