Voice classification in non-classical music chart that follows. The ranges given below are approximations and are not meant to be too rigidly applied. Some men, in falsetto voice or as a result of certain rare physiological conditions, can sing in the same range as women. These do not fall into the female categories, instead called countertenors within classical music. Within contemporary music, however, the use of the term "tenor" for these male voices would be more appropriate. Teaching voice within non-classical music is an emerging field. Up to this point, voice teachers and voice research have been largely concentrated with classical methods of singing. However,
YL Male Voice Choir YL Male Voice Choir YL Male Voice Choir (formerly: Helsinki University Chorus; ) was founded by P. J. Hannikainen in 1883 to become the choir of the Helsinki University. It is also the oldest Finnish-language choir. Nowadays the choir is not completely tied to the university, but all applicants are expected to have passed the matriculation exam or study at any university level. Up to June 2010, YL was conducted by Doctor of Music, professor Matti Hyökki. In July 2010, Pasi Hyökki began his tenure as conductor of the choir. YL gives concerts regularly in Finland and abroad. The choir