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The Sibling Interaction and Behavior Study (SIBS) is a study of >600 adoptive and non-adoptive families. [1] The adoption study design allows one to disentangle the environmental and genetic influences on a phenotype, including psychological phenotypes. The assessment wave structure and protocol are similar to the Minnesota Twin Family Study ...
In reviewing the older leadership theories, Scouller highlighted certain limitations in relation to the development of a leader's skill and effectiveness: [3] Trait theory: As Stogdill (1948) [4] and Buchanan & Huczynski (1997) had previously pointed out, this approach has failed to develop a universally agreed list of leadership qualities and "successful leaders seem to defy classification ...
Functional leadership theory (Hackman & Walton, 1986; McGrath, 1962) is a theory for addressing specific leader behaviors expected to contribute to organizational or unit effectiveness. This theory argues that the leader's main job is to see that whatever is necessary to group needs is taken care of; thus, a leader can be said to have done ...
Consideration and initiating structure are two dimensions of leader behavior identified in 1945 as a result of the Ohio State Leadership Studies.Reviews of research on these dimensions are described in Stogdill's Handbook of leadership: A survey of theory and research and Littrell's Explicit leader behaviour.
Sibling rivalry is a type of competition or animosity among siblings, whether blood-related or not. In childhood, siblings generally spend more time together than they do with parents. Sibling bonds are influenced by factors such as parental treatment, birth order, personality, people and experiences outside the family. [1]
Another model that has emerged in the trait leadership literature is the Integrated Model of Leader Traits, Behaviors, and Effectiveness. [3] This model combines traits and behaviors in predicting leader effectiveness and tested the mediation effect of leader behaviors on the relationship between leader traits and effectiveness.
In Forsyth, the leadership substitute theory is defined as "a conceptual analysis of the factors that combine to reduce or eliminate the need for a leader." [ 1 ] A leader may find that behaviors focusing on nurturing interpersonal relationships, or coordinating tasks and initiating structure, are not required in every situation.
The theory states, individuals enter interactions with expectations, requirements, and desires, which combined establish an interaction position. Once the interaction begins, the difference between interaction position and the other party's actual behavior determines whether the individual will adapt and continue the communication positively or ...