bacon
1623, bacon first proposed that pedagogy is an independent science.
Comenius
The Great Teaching Theory is the first pedagogy work, and Comenius began the independent exploration stage of pedagogy.
Herbart
Herbart's General Pedagogy is the first work of modern pedagogy, and it is a scientific system composed of some basic concepts. Herbart is known as the father of modern pedagogy or the founder of scientific pedagogy.