Frederick “Fritz” Barnes Muehlhausen was an associate professor of construction management technology at Purdue University, where he taught construction finance, estimating, costs, and field operations between 1980 and 2019. He had passion, expertise, and experience in the financial aspect of the construction business. Muehlhausen worked in the construction industry for eleven years in various roles, including estimator, cost analyst, general manager, and secretary-treasurer of a board of directors for a construction firm. He received a bachelor’s degree and a master’s degree in industrial construction management from Colorado State University, as well as a doctoral degree in building construction and contracting at Purdue University. Muehlhausen was a member of American Association of Cost Engineers (AACE), American Institute of Constructors (AIC), Sigma Lambda Chi (SLC), and the National Academic Honor Society for Construction Managers (NAHSCM). His passion and dedication to teaching were recognized and appreciated by his students, and he received various teaching awards, including the D. Dorsey Moss Excellence in Teaching Award, which is Purdue’s highest recognition for teaching excellence as voted anonymously by students.