In this article, we present a novel approach towards the detection and modeling of complex social phenomena in multi-party discourse, including leadership, influence, pursuit of power and group cohesion. We have developed a two-tier approach that relies on observable and computable linguistic features of conversational text to make predictions about sociolinguistic behaviors such as Topic Contr...

Conventional wisdom holds that party leaders matter in democratic elections. As very few voters have direct contact with party leaders, media are voters' primary source of information about these leaders and, thus, the likely origin of leader effects on party support. Our study focuses on these supposed electoral effects of the media coverage of party leaders. We examine the positive and negati...

The predictors of terrorism are unclear. This paper examines the effect of public opinion in one country toward another country on the number of terrorist attacks perpetrated by people or groups from the former country against targets in the latter country. Public opinion is measured by the percentage of people in Middle Eastern and North African countries who disapprove of the leadership of ni...

By reviewing the literature on word-of-mouth communications and opinion leadership, a theoretical model for epinions is proposed via comparing the epinions with the traditional WOM and opinion leadership model in five facets: (1) The changing environment of interpersonal communication fostered by the Internet and increasing epinion sites; (2) Comparison of the interactive process of epinions an...

public diplomacy is an idiom that has been noticed increasingly in last decades due to extension of internet and satellite news networks. this type of diplomacy be used related to influence, guidance and mobilization of public opinion for the aims of governmental and non-governmental agents. in this article, the author tried to give analytical answer to this question: in spite of being newest, ...

background and objectives: today, management is one of the most important factors in hospital effectiveness and performance. the objective of this study was to assess the management skills of administrators in hospitals of tehran university of medical sciences and to identify how these skills are related to effective management.   methods: a cross-sectional descriptive study was carried out o...