Mrs. McCollum serves as the Director of Graduate Business Programs at John Brown University. She works diligently to ensure our programs fully engage learners and fulfill the mission of John Brown University which is to provide Christ centered education that prepares people to honor God and serve others by developing their intellectual, spiritual, and professional lives. Before assuming her current role, she worked in the area of instructional design to develop online course and program options for JBU Graduate Business students.

Prior to arriving at JBU, DeNisha spent 12 years with Walmart Stores, Inc. working in Corporate Risk Management and Associate Health Benefits. She has also provided consulting and facilitation services for Walmart and the Soderquist Center.

She brings her professional experience and passion for the promotion of ethical leadership into the classroom and online courses in subjects such as Foundations of Leadership, Leading Change, Ethical Decisions in Organizations and Building Teams.