Graphology to use it for personality evaluation, empirical studies fail to show the validity claimed by its supporters. The word "graphology" is derived from "grapho-" (from the Greek γραφή, "writing") and "logos" (from the Greek λόγος, which relates to discussion or theory). Jean-Charles Gille-Maisani stated in 1991 that Juan Huarte de San Juan's 1575 "Examen de ingenios para las ciencias" was the first book on handwriting analysis. In American graphology, Camillo Baldi's "Trattato come da una lettera missiva si conoscano la natura e qualita dello scrittore" from 1622 is considered to be the first book. Around 1830 Jean-Hippolyte Michon became interested
The purpose of a system is what it does be balanced by a more straightforwardly descriptive view. The term is used in many fields including biology and management. The purpose of a system is what it does The purpose of a system is what it does (POSIWID) is a systems thinking heuristic coined by Stafford Beer. Stafford Beer coined the term POSIWID and used it many times in public addresses. In his address to the University of Valladolid, Spain, in October 2001, he said "According to the cybernetician, the purpose of a system is what it does. This is a basic dictum. It stands for bald fact, which makes