sentences:  Under Prof. Arthur C. Hardy, he originated the first course in color measurement and assisted Hardy in the preparation of “Handbook of Colorimetry,” published in 1936.Upon graduation MacAdam joined the Research Laboratories of the Eastman Kodak company in Rochester, NY, from where he retired as a Senior Research Associate in 1975.Subsequently, he was named Adjunct Professor at the University of Rochester, Institute of Optics where he remained active until 1995.