Its own denomination has also changed, being simplified to “ organigram ” when its original name went from the two lines: “Diagram representing an organization plan that shows the division of administrative tasks and that exposes the number and the type of unemployed involved in each department, from the declarations of September 1955”. Well, McCallum never thought his invention would be so widely used.
The evolution of the organizational chart in the 20th century At the beginning of the 20th century, Computing.Tabulating.Recording Company (CTR) , better known Whatsapp Mobile Number List today as IBM, experienced unprecedented development and, with it, a new organizational chart concept was born that, visually, was characterized by being more symmetrical and functional than the previous one.
This model showed the functional divisions and had geographic and departmental subcategories, each with their corresponding definitions. Although less attractive, this model offered much more detailed information than its predecessor. Unknowingly, those responsible for IBM created a trend in terms of organization charts since, until the early 50s, most North American companies used this structural model to illustrate their architecture.