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Drafting pantograph in use Pantograph used for scaling a picture. The red shape is traced and enlarged. Pantograph 3d rendering. A pantograph (from Greek παντ- 'all, every' and γραφ- 'to write', from their original use for copying writing) is a mechanical linkage connected in a manner based on parallelograms so that the movement of one pen, in tracing an image, produces identical ...
Managers of Virtue: Public School Leadership in America, 1820–1980 is a history book by David Tyack and Elisabeth Hansot. Its first two sections discuss American educational leadership in the common school and Progressive eras, and its last part discusses the subsequent decline in school leader authority and public confidence.
This configuration is also called a pantograph, [2] [3] however, it is not to be confused with the parallelogram-copying linkage pantograph. The linkage can be a one-degree-of-freedom mechanism if two gears are attached to two links and are meshed together, forming a geared five-bar mechanism.
Hallinger (2003) [3] has argued the transformational leadership approach, in which leadership is shared with school staff; this approach is said to empower staff. Transformational leadership is a good supplement to the instructional leadership approach that focuses solely on principals and top-down strategies. For this reason, Hallinger has ...
“Particularly in high-achieving regions, this is a go-to question,” Dr. Danda says. “Not every student decides or needs to go to college immediately after high school. Some kids need more ...
The Vertical Dyad Linkage Theory is a theory that deals with the individual dyadic relationships formed between leaders and their subordinates. [1] It is also widely known as The Leadership-Member Exchange (LMX) Theory. [2] Originally, the theory has been developed by Fred Dansereau, George Graen and William J. Haga, in 1975. [3]
Mangione's local presence in the area was impressive. He went to the prestigious Gilman School, an independent all-boys K-12 school in North Baltimore that appeared relatively quiet Tuesday afternoon.
The leader–member exchange (LMX) theory is a relationship-based approach to leadership that focuses on the two-way relationship between leaders and followers. [1]The latest version (2016) of leader–member exchange theory of leadership development explains the growth of vertical dyadic workplace influence and team performance in terms of selection and self-selection of informal ...