Almost all political analysts are unwitting structuralists, because they define social power primarily in relational terms. Power is not a property or attribute that is inherent in an individual or group in the way that an electrical battery stores so many volts of energy. Rather, power is an aspect of the actual or potential interaction between two or more social actors. (Actor is a generic term for a unitary social entity, whether an individual person or a larger collectivity, such as a corporation or a nation state.) Most formal definitions of social power explicitly indicate this relational dimension. For example, Bertrand Russell wrote of power as “the production of intended effects” (Russell, 1938: 25), which Wrong modified to “the capacity of some persons to produce intended and foreseen effects on others” (Wrong, 1979: 2). Similarly, Max Weber's two famous definitions of power (Macht) underscored the coercive aspect of relationships between two or more actors: