Journal of Petroleum Geomechanics as a scientific and research journal publishes papers related to the issues on the geomechanics of hydrocarbon reservoirs. This journal is established by Iranian Association of Petroleum Geomechanics and is published biannually in two hard copy and electronic forms. In this journal, it is attempted to reflect the results of theoretical, developed and applied researches as well as review issues related to geomechanics of hydrocarbon reservoirs including rock physics, seismic and micro-seismic investigations, laboratory and in-situ tests, analytical relations and behavioral models, geomechanical modeling, application of geomechanics in exploration, drilling and production and other special issues in petroleum geomechanics.