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1.
Mil Med ; 2022 Aug 26.
Artigo em Inglês | MEDLINE | ID: mdl-36018722

RESUMO

INTRODUCTION: A deeper understanding of personality specifics in military personnel may increase the efficacy of health care professionals in this field. Changes in modern warfare require army officers to make decisions in complicated situations with increasing levels of autonomy. Character is traditionally regarded as a key quality in these dynamics. However, it remains unclear which character strengths are conducive to effective leadership in the military. The present study aims at mapping Czech Army cadets' and professional soldiers' perceptions of the character strengths of those officers, who they consider the best they served under. The study also examined how these perceptions vary across soldiers at different stages of their careers and how much they overlap with the same soldiers' ratings of their own strengths. In addition, a regression analysis, to outline combinations of strengths for various aspects of character-based leadership, was performed. MATERIALS AND METHODS: Respondents (N = 199) were recruited from three different subpopulations of the Czech Army-serving members of two reconnaissance units (N = 38), and 1st (N = 81) and 5th (N = 80) year cadets at the University of Defense. They rated the character strengths of chosen officers and themselves on the Character Strengths Leadership Inventory and the Values in Action Inventory of Strengths Revised. This study was approved by the units' commanding officer and the representatives of the University of Defense. RESULTS: Subordinates rated honesty, leadership, perspective, teamwork, fairness, creativity, love of learning, and zest highest in their chosen officers. These officers' mean profiles strongly correlated in all the three groups (rs = .82-.86). The mean correlation between officers' and respondents' self-reported strengths was not strong (rs = .18). Multiple regression models of the perception of an officer's success, success of their team, them as a leadership example, and them as having a good character, most frequently, involved fairness, honesty, kindness, and social intelligence, while forgiveness was negatively associated with these parameters. CONCLUSIONS: The present study achieved its aims. First, it suggests the officers' character strengths that tend to be most valued by their subordinates among Czech Army cadets and soldiers serving in reconnaissance units. Second, the strong overlap of best officers' character profiles in all groups suggests that this perception may remain stable throughout a soldier's career. Third, the relationship between chosen officers' and respondents' self-reported strengths was negligible, suggesting that the perception of officer's strengths may not be an individual's projection. Fourth, regression models of character-based leadership proposed a combination of character strengths that may contribute to the officer's perceived efficacy. Compared to other studies, the sample included both cadets and military professionals with a proportional number of females being included. These results imply that health care practitioners working with military clients may benefit from the acknowledgment of their specific character strengths, most notably honesty and fairness, while providing care to this population.

2.
Neurosci Lett ; 756: 135980, 2021 06 21.
Artigo em Inglês | MEDLINE | ID: mdl-34023414

RESUMO

Several neuroendocrine systems have been implicated in post-traumatic stress disorder, including the mesocortical and mesolimbic dopamine, the norepinephrine, the ß-endorphin, the serotonin, and the oxytocin systems. The interaction between these different systems remains, however, largely unknown and a generally accepted unifying theory is thus far lacking. In this review, we suggest that galanergic suppression of dopaminergic neurons in the ventral tegmental may constitute the missing link in a post-traumatic feedback loop. In addition, we address the literature on the negative cross-antagonism in this brain region between the galanin 1 and µ-opioid receptors, which suggests that behavioural patterns which stimulate ß-endorphin, a natural µ-opioid receptors ligand, secretion may provide novel avenues for the treatment and prevention of PTSD, as well as for recruitment, training, and leadership processes in high-stress/high-risk professions such as the military, first responders and the police.


Assuntos
Dopamina/metabolismo , Neurônios Dopaminérgicos/metabolismo , Galanina/metabolismo , Transtornos de Estresse Pós-Traumáticos/metabolismo , Área Tegmentar Ventral/metabolismo , Animais , Humanos
3.
Mil Psychol ; 32(3): 247-260, 2020.
Artigo em Inglês | MEDLINE | ID: mdl-38536347

RESUMO

Despite growing interest in genetic and psychosocial indicators of heightened susceptibility to posttraumatic stress disorder (PTSD), a predictive model, which explains why some individuals develop PTSD in response to life-threatening traumatic events, while others, when faced with the same or similar experiences, do not, has thus far remained out of reach. In this paper, we review the literature on gene-environment interactions in ß-endorphin system functioning with regard to PTSD and suggest that variation, both genetic and with regard to environmental stimuli, in systems which, like the ß-endorphin system, distort human perception of life-threatening traumatic experiences may account for some of the variance in resilience to the disorder. Given the role of ß-endorphin in both social connections and physical exercise, this becomes especially relevant with regard to military selection, training, and leadership processes.

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