This paper presents the long-term impact factor which a singleperson may have on a researcher. This is a description of the author’sresearch topics and the creation of educational software, which were eitherdirectly or indirectly affected by Prof. Edward Friedman.ACM Computing Classification System (1998): A.0, D.2.6, I.3.4, I.6.8, J.2, J.6, K.3.1.