If addictions and problematic behaviors arise from interactions between drugs, reward sequences, and natural learning sytems, then an explanation of clinically problematic conditions (such as the self-administration of drugs or problem gambling) requires an understanding of the neural systems that have evolved to allow an agent to make decisions. We hypothesize a unified decision-making system ...

worry is considered as one of the shared cognitive components in generalized anxiety disorder (gad) and obsessive compulsive disorder (ocd). the study of cognitive factors influencing worry simultaneously has important implications for psychopathology. these factors have been discussed separately in different theoretical models. the aim of the present study was to investigate the simple and mul...

objective: recent studies on treating obsessive compulsive disorder (ocd) have investigated noninvasive brain stimulation techniques such as transcranial direct current stimulation (tdcs) to improve patients’ impaired emotion and cognition. however, such experiments have yielded mixed results, especially with respect to cognition. this study aimed to investigate whether anodal and cathodal tdcs...

The present paper probes into the concept of love revealed in the Dark Lady group in Shakespeare’s Sonnets. In these poems, the poet depicts a kind of obsession, bitter, hopeless and degenerating, which is totally different from that sweet and ennobling love Shakespeare always pursues in his early works. It is argued that the conflict between the ideal of love and the sensual obsession with the...