“…For example, the incident commander spoke about the fire spread, the development of new sources of wildland fire, and the need for reinforcements.The between-subject design comprised two randomly assigned leader conditions: high and low leader trait self-control distinguished through verbal content and vocal intonation. The leader trait self-control speeches relied on the self-control behavior inventory (SCBI; Fagen et al, 1975), a well-validated checklist for ratings of trait self-control (Dembinski, 1979; Tangney et al, 2004). One condition implied that the leaders acted self-controlled, while the other implied that the leaders acted with little self-control impulsively (see Table 6).…”