A child must be your child, step child, adopted child, foster child, brother or sister, or a descendant of one of these (for example, a grandchild or nephew).
As a broad theory, symbolic interactionism appeared in the 20-s of XX century, in the Chicago school, its founder was an American sociologist George Mead. George Herbert Mead (1863-1931) is an American sociologist and social psychologist, who is considered a true founder of symbolic interactionism.
In the work of some (e.g., Blumer 1969), symbolic interaction ââtheoryââ is intended to be a general sociological frame that is applicable to the intellectual problems of sociology as a discipline from the most micro to the most macro levels.