Cover photo for Daniel W. DeHayes, Ph.D.'s Obituary
Daniel W. DeHayes, Ph.D. Profile Photo
1941 DeHayes 2023

Daniel W. DeHayes, Ph.D.

September 23, 1941 — October 30, 2023

Carmel, IN

Daniel W. DeHayes passed away October 30, 2023 at his home in Carmel, IN at the age of 82 after a brief illness.

DeHayes was born on September 23, 1941 at St. Ann’s Hospital in Columbus, OH. He lived in Columbus with his parents (Daniel W. DeHayes, Sr. and June R. (DeWitt) DeHayes) or with roommates until July 1967. DeHayes graduated from Eastmoor High School in Columbus, OH in 1959. He worked at the Numeric Computation Laboratory at Battelle Memorial Institute in Columbus during his undergraduate days. He graduated from The Ohio State University with a B.Sc. degree in Mathematics (specializing in Computer Science) in 1963, the MBA degree in 1964, and the Ph.D. degree in Marketing and Logistics in 1968. He was awarded a National Defense Education Act Fellowship in Business Logistics from 1964 through 1967.

From July 1967 through June 1969, DeHayes served as Assistant Professor and U.S. Army Captain at the Defense Management Systems Center at The Naval Postgraduate School in Monterey, CA, teaching courses and conducting studies in defense systems analysis.

After departing the Army, DeHayes joined the Kelley School of Business at Indiana University in Bloomington, IN and served on the full-time faculty for 36 years, retiring in May 2005. During his tenure, he taught a variety of courses ranging from Marketing Research for Juniors to advanced MBA courses in several different fields. From 1972 to 1976, DeHayes helped lead the integrative case experience for Juniors and the development of the MBA major in Logistics Management. His last assignment was to teach a course on Turnaround Management for MBAs at the Indianapolis campus. DeHayes received several awards for teaching excellence.

DeHayes authored over five dozen business cases, scholarly papers, journal articles, and research monographs. He served as a co-author of a text Managing Information Technology: What Managers Need to Know, first through seventh editions.

DeHayes was known for his academic leadership at Indiana University. He served as the Chair of the MBA Program, Dean and Director of Academic Computing, Executive Director of the Institute for Research in the Management of Information Systems, Assistant Vice President for Information Technology for the university, and Founding Director of the Johnson Center for Entrepreneurship and Innovation. He was named “Supporter of Entrepreneurship” by Ernst & Young in 1989.

DeHayes served as faculty for executive development programs in the U.S., Europe, Africa, Asia, and South America. At the time of his passing, he served as Senior Counselor to The Alliance: a Forum for Indiana Business Leaders, an organization of senior executives of mid-size, privately-held firms in Indiana. He previously served as Executive Director of the organization for 10 years and as Chairman for three years.

During his career, DeHayes served on a variety of boards of directors or advisors of privately-held companies. DeHayes also served on the Boards of Advisors for the Indianapolis Region of Horizon Bank. DeHayes was a management consultant/advisor to several dozen public and private companies in the U. S. and in other parts of the world for over 40 years. He also assisted a variety of non-profit organizations in setting strategic direction.

Aside from his love of teaching and business consulting, DeHayes was a season ticketholder for Indiana University basketball and an avid raquetball player, as well as a consummate napper. He adored animals and enjoyed caring for several cats throughout his lifetime. A perfect Saturday afternoon would also include a John LeCarré book.

DeHayes is survived by his children, Sarah Baxter DeHayes of Croton Falls, NY and Benjamin Wesley DeHayes of Highland Park, IL, his daughter-in-law Karina Z. DeHayes, his two grandchildren (Alessandra E. and Kathan Z. DeHayes) of Highland Park, IL, his wife, Delphia E. (Croft) DeHayes of Carmel, IN, two stepdaughters Jennifer A. Vincent and Amber C. Vincent of Brownsburg, IN and two step-grandchildren Loganne E. Vincent and Landon P. DeLong of Brownsburg, IN.

DeHayes volunteered his time as chairman of the DeHayes Family Foundation. In lieu of flowers, donations may be made to organizations he supported including Cat’s Haven ( and Habitat for Humanity (

Funeral services will be at 11:00 a.m. Saturday, November 11, 2023, at Flanner Buchanan - Carmel, 325 East Carmel Drive.  Visitation will be from 4:00 p.m. until 6:00 p.m. Friday, November 10, 2023, at the funeral home and also one hour prior to the service.

To order memorial trees in memory of Daniel W. DeHayes, Ph.D., please visit our tree store.

Service Schedule

Past Services


Friday, November 10, 2023

4:00 - 6:00 pm (Eastern time)

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Saturday, November 11, 2023

10:00 - 11:00 am (Eastern time)

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Funeral Service

Saturday, November 11, 2023

Starts at 11:00 am (Eastern time)

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