Editorial materials will not be influenced by advertisement. Readers can criticize the advertisement by sending it to the office. Advertisement will appear in the print or online version depending on request. For all inquiries, contact the Journal of Islamic and Occidental Studies (JIOS) editorial office at The Centre for Islamic and Occidental Studies,  University of Darussalam Gontor. Jl. Raya Siman, UNIDA Gontor Campus East Java, Indonesia. Email: cios@unida.gontor.ac.id