This study is aimed to discover the correlations between emotion management behaviors and leadership of middle school administrators. The variables of their backgrounds have been also researched. Further more, how emotion management behaviors and leadership influence management participation behaviors will be reasoned. The population for this study was focused on the administrators of middle schools in Kaohsiung County. Samples were randomly selected and then a questionnaire was distributed to the selected samples. In total, 400 questionnaires were distributed and 365 were returned. The rate of response was 91.3%. Excluding the ineffective responses, 298 effective ones were referred to conduct statistical analyses. The findings are as follows. (1) As for how diverse variables affect emotion management behaviors, the variable of gender appears a level of significance correlating with three variables, namely, ?individual?s inner world?, ?interpersonal relationships? and ?environmental structure?. The difference has reached the level of significance (p?.05) and the result of male respondents is higher than the one of female respondents. A significant difference has not been found between the variable of marriage status and the three variables of ?individual?s inner world?, ?interpersonal relationships? and ?environmental structure?. (2) As for how diverse variables impact leadership, the difference between the variable of gender and middle school administrators? leadership has been analyzed. The difference between the variable of gender and the two factors of leadership, which are ?intelligence? and ?capability-proficiency?, has achieved the level of significance (P<.05). In addition, it has been found out that female respondents are more motivated than male respondents to participate in management. The analyses are sufficient to reason and explain emotion management behaviors could positively influence emotion management satisfaction while the school is being reformed.