Understanding the Theory of Education and Applied Psychology

The question asks about the person who developed the theory of education specifically as a branch of applied psychology. This area explores how psychological principles can be used to understand learning, teaching, and the development of educational methods. Connecting the theory of education with practical psychological applications was a significant step in the history of pedagogy.

Herbart's Contribution to Educational Theory

Johann Friedrich Herbart (1776-1841) was a German philosopher, psychologist, and founder of pedagogy as an academic discipline. He is widely recognized for his work in making education a systematic and scientific field. Herbart believed that the mind was a single entity and learning occurred through the integration of new ideas into existing ones (apperception). He developed a structured system of instruction based on psychological principles, effectively framing the theory of education as a part of applied psychology.

Herbart's main contributions include:

• Establishing pedagogy as a distinct academic field.
• Emphasizing the role of psychology in understanding the student.
• Developing a five-step formal method of instruction (preparation, presentation, association, generalization, application).
• Focusing on the importance of interest and moral development in education.

His approach systematized educational theory by grounding it in his psychological framework, thus positioning it as an applied psychology.

Examining Other Options

While other psychologists listed made significant contributions to education, they are associated with different theories:

• Vygotsky: Lev Vygotsky (1896-1934) developed the sociocultural theory of cognitive development, emphasizing the role of social interaction and culture in learning.
• Merrill: M. David Merrill is known for his work in instructional design, particularly the Component Display Theory (CDT) and first principles of instruction.
• Gagne: Robert Gagné (1916-2002) developed the hierarchy of learning and the nine events of instruction, focusing on the conditions of learning.

Although these individuals applied psychological principles to education, the specific framing of the theory of education as a branch of applied psychology is primarily attributed to Herbart, who systematically built an entire educational system based on his psychological understanding of the mind and learning processes. His work was foundational in developing the field of educational psychology.

Therefore, based on historical contributions to educational theory and psychology, Herbart is credited with developing the theory of education as a branch of applied psychology.