In addition to the above-mentioned, polyphony can be also formed when a melody is performed by several singers in different ambiances or different sound registers according to their physiologic abilities. An example of this has been performed in rituals of Khanqah of Ghaderi darawish of Mahabad[i].

Music as an art has its own special history; emergence of a singer, of an instrumentalist and then the emergence of the strong character of a composer covers three significant phases of the art of music. With the emergence of composer which was simultaneous with the emergence of the language of music, this art managed to offer a domain for criticism for its composer; a procedure which led to a magnificent variety and evolution in musical production. Even though the conflicts between singers and instrumentalists have not met their end in the Iranian society and while singers can achieve high, instrumentalists have yet to play behind curtains . In a special era, with the efforts of musicians such as Ali Naghi Vaziri (1887-1979) and Rouhollah Khaleghi (1906-1965), glimmers of a composing era started to glow bearing fruit in Khaleghi’s achievement as Iran’s first professional composer. Khaleghi made his reputation as a composer while Vaziri deserved to pioneer this path. By then Vaziri was well-known as a Tar player.

Regional music festivals are organized to, firstly, introduce the music of different regions and, secondly, to support its performers. Regional music festivals are held in large cities for various reasons, including the availability of financial and executive facilities and the presence of an audience. However, the organization of these festivals has always been one of the challenging issues of ethnomusicology. The reason is that the presence of regional music performers in large cities places them in a context other than the context they would normally perform in their homes; consequently this change in situation leads to changes in the quality of their performance.

One of the most popular terms used by Iranian instrumentalists is the existence or a lack of musical “sense”. Both musicians and fans of music consider having “sense” while playing music as an important principle to the extent that they use it vis-a-vis having technique.

The author of the “Illusion or Ingenuity” article, who is apprehensive of the future of the Music in Iran, enumerates some symptoms of the music weakening in the country for example decreasing in the quality of the music as well as lack of the innovation in creating them, a gradual decline in the music public taste and the drop in the application of layered sound and polyphony in music. He explains that one reason for this gradual weakening might be our unawareness of the fact that we are not so intelligent nation. He believes that we, Iranians, have a comprehensive “Illusion of the high national intelligence “that make us ignorant of the unfavorable realities of our music and consequently no searching for the remedy is taking place. His point of view brings to the mind a patient who thinks he is healthy, therefore delays the treatment and finally is killed by the disease. The author also refers to the national difficulties which gradually will lower the national intelligence score such as the increased rate of the immigration and brain drain, low quality of the nutrition, incompetence of the education system and etc and predicts that the condition of the music of Iran might deteriorate in the future because of the mentioned illusion of its great status.

4.3.1.3 Regarding the great linear distance and the unusual distance between the first and forth fingers, the first finger while playing the doubles of ninth and tenth interval, can be twisted in the knuckle area and the point mentioned in 3.1.2.5 paragraph in relation to the way first finger is placed indicating that the first joint of this finger in back of hand must be in line with the direction of forearm and left hand is not true here.

Sima Bina (b. 1945) is a unique singer among the singers of Golha radio programmes which were broadcast on Iranian National Radio for 23 years from 1956 to 1979. She received her first lessons in music from her father who was a poet, a musician and the most important supporter of Sima’s cultural activities.

UnTwelve Non-profit Organization announced the results of its 2014/2015 composition competition on January 28, 2015. Shaahin Mohajeri, an Iranian Tonbak player, microtonalist, acoustician and composer, was awarded the second prize for his piece “Castle of Babak.”

Mohsen Renani in the preface of his book entitled “The Political Economy of nuclear conflict; an introduction to traversing the civilizations” writes:

Violin players should always pay attention to the proper position of the left thumb and other points related to it and to its joining point to the palm.