The first book on the subject of budgeting, and the first textbook on managerial accounting, were both authored by James O. McKinsey, a professor at the University of Chicago. He was also one of the main contributors to the development of accounting education in the United States during the first third of the twentieth century. He became president of the American Association of University Instructors in Accounting, the predecessor of the American Accounting Association.
Flesher, Tonya K. and Flesher, Dale L.
"James O. McKinsey,"
Accounting Historians Journal: Vol. 12
, Article 7.
Available at: https://egrove.olemiss.edu/aah_journal/vol12/iss2/7