Fenomena geng klitih merupakan suatu sebutan masyarakat Yogyakarta terhadap kasus kejahatan jalanan (street crime) yang dilakukan oleh sekumpulan geng remaja/pelajar. Motif kejahatannya beragam dan di luar orientasi materi, seperti balas dendam antarkelompok, menunjukkan solidaritas kelompok, pemberontakan terhadap sistem, hingga ajang unjuk eksistensi diri. Sementara itu, latar belakang lingkungan keluarga, pergaulan di sekolah, dan lemahnya social bond memiliki peran vital dalam pembentukan faktor kriminogen individu yang terlibat. Tesis ini membahas fenomena geng klitih dengan pendekatan kriminologi budaya yang berhubungan dengan subkebudayaan delinkuen, pengaruh dinamika kota dan penduduk, serta peranan agen kontrol sosial baik lembaga pemerintahan hingga masyarakat. Hasil penelitian ini berupa suatu gagasan pengendalian sosial kejahatan di luar peradilan pidana yang berbasis pada pelibatan agen masyarakat sesuai dengan konteks pandangan kriminologi budaya.

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A phenomenon of Klitih gang is a term mentioned by the people of Yogyakarta toward street crime conducted by a group of youth/student geng. The motive of the crimes are vary and beyond money orientation, such as revenge among groups, to expressed groups solidarity, rebellion against the system, and to show self exsistence. Meanwhile, family background, school‘s association, and weak social bond have a vital role in forming a criminogenic factor of the person involved. This thesis discusses the phenomenon of the Klitih gang with a cultural criminology approach that is related to delinquent subcultures, the impact of city and population dynamics, and the role of social control agents in both the government agency and society. The result of this thesis is in a form of a notion of social crime control throughout criminal justice based on the involvement of the community in accordance to the context of the cultural criminology views.