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How do I further improve my skills as a concertmaster, especially the mental part of leadership and the playing of concertmastersoli, by increasing the allround responsabilities that are requested?

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How do I further improve my skills as a concertmaster, especially mentality of leadership and playing concertmastersoli, by increasing the allround responsabilities that are requested of me?

How can I increase the allround responsabilities that are requested of a concertmaster, in order to improve two of my concertmaster skills (aspects?): the mentality of leadership and playing concertmastersoli?