Yes, that is correct. Developmentalism, Functionalism, and Evolutionary Developmental Psychology are primarily rooted in the field of developmental psychology and may have limited applications in other fields.
Developmentalism is a broad perspective that focuses on the study of change and growth across the lifespan. It encompasses various approaches to the study of development, including stage theories, continuous change theories, and multidimensional theories.
Functionalism is an approach that focuses on the adaptive and functional aspects of development, looking at how development serves to meet the changing needs of the individual as they grow and face new challenges in their environment.
Evolutionary Developmental Psychology takes an evolutionary perspective on development, examining how development has been shaped by natural selection over time to meet the adaptive needs of individuals and species.
While these theories can contribute to a deeper understanding of development within the field of psychology, their applications in other fields may be limited. However, they can still inform interdisciplinary approaches to understanding development and growth.