Assumptions
People are born with inherited traits.
Some traits are particularly suited to leadership.
People who make good leaders have the right (or sufficient) combination of traits.
Description
Early research on leadership was based on the psychological focus of the day, which was of people having inherited characteristics or traits. Attention was thus put on discovering these traits, often by studying successful leaders, but with the underlying assumption that if other people could also be found with these traits, then they, too, could also become great leaders.
Stogdill (1974) identified the following traits and skills as critical to leaders.