Based on the six improvisations (taksim) of İhsan Özgen approach to the improvisation form of Şevkefza and Bestenigar maqams

This study was carried out to determine İhsan Özgen's approach to the Şevkefza and Bestenigar maqams, and his approach to the taksim form. Taksim form is one of the Turkish music forms which based on improvisation. In this respect, taksim form clues about musical talent that person who perform this form. It also shows performers knowledge of maqam.It is a musical form that sometimes serves as a bridge between two different maqams, incidentally embellish between the fasils, however definitely warms the ears to the makam to be played. İhsan Özgen, who is regarded as the continuation of the Tanburi Cemil Bey school with Istanbul kemençe in Turkish Music, and who draws attention with his musicianship is also an artist who calls attention with his taksims. In this study, primarily a literature review was made, and İhsan Özgen's artist personality was mentioned without leaving the main subject. It has been determined and conveyed how the concepts of "taksim", "Bestenigar" and "Sevkefsa" maqams, which form the theoretical basis of the study, take place in the literature. After explaining the analysis methodology used in the study, three Bestenigar maqam taksim and three Sevkefsa taksim which belongs to İhsan Özgen were examined. The findings obtained after this examination were evaluated in the "discussion" section of the study and various determinations were made. The "Result" section of the study is the section where the determinations are summarized and the undisputed indications are included. At the end of the study, it is clear that İhsan Özgen did not use the same structures in his taksims. It has been determined that he performs taksim with different flavors in Bestenigar and Şevkefza maqams. Despite the different transitions in the taksims, it has been observed that the same pattern did not used for both the bestenigar and the şevkefza makams convey their characters to the listeners. Keywords: Taksim, Maqams, Ihsan Ozgen.