余政宪（昵称YCH，原名余政宪），一位电影音乐工作者。作品涵盖电影、戏剧、广告、动画等类型，曾数次获得金钟奖音效奖之提名肯定，2014年拿下金钟奖座个人音效奖肯定。至今荣获多项国际影展最佳配乐奖与声音设计奖，其杰出音乐实力备受肯定。 　　余政宪在创作电影音乐的理念，来自Your Character Here（取自于绘画术语、在这里放上你的角色，将角色带入主体，简称YCH），是期望音乐能表达角色的内心与行为，更使聆听者在欣赏音乐的同时，相信自己就是那个角色。 　　YCH（neal name is Cheng-Hsien Yu），a film musician.His works cover movies，dramas，advertisements，animations and other genres.He has been nominated for the Golden Bell Award for sound effects several times，and won the Golden Bell Award for personal sound effects in 2014.So far，he has won a number of international film festival best score awards and sound design awards，and his outstanding musical strength has been highly recognized. 　　YCH is the English abbreviation of Yu Cheng Hsien，film music creation，and also the abbreviation of Your Character Here（taken from the terminology of painting，put your character here，and bring the character into the main body）.Just like Yu Cheng Hsien’s attitude in creating film music，it is hope that music can express the heart and behavior of a character，and make listeners believe that they are that character while enjoying music.