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Structural (or network) analysis has mystified many social scientists. Some have rejected it as mere methodology, which lacks due regard for substantive issues. Some have fled from its unusual terms and techniques, not having played with blocks and graphs since grammar school. Some have dismissed one portion for the whole, saying, for example, that their(More)
A new measure of centrality, C,, is introduced. It is based on the concept of network flows. While conceptually similar to Freeman's original measure, Ca, the new measure differs from the original in two important ways. First, C, is defined for both valued and non-valued graphs. This makes C, applicable to a wider variety of network datasets. Second, the(More)
Methods of ranking individuals in a dominance hierarchy that use transitivity of relationships may obscure irregularities. Furthermore, these methods use only a small proportion of the information available from dominance encounters. This paper presents an intuitively appealing and easily implemented alternative to existing methods for ordering dominance(More)
Jacob Moreno [18, 19] introduced the idea of using visual images to reveal important features of social patterning. As he ([20], pp. 95-96) put it: A process of charting has been devised by the sociometrists, the sociogram, which is more that merely a method of presentation. It is first of all a method of exploration. It makes possible the exploration of(More)