In this work, we study the behavior of Brazilian politicians and political parties with the help of clustering algorithms for signed social networks. For this purpose, we extract and analyze a collection of signed networks representing voting sessions of the lower house of Brazilian National Congress. We process all available voting data for the period between 2011 and 2016, by considering voti...

This paper presents a review of current literature on ethical theories as they relate to ethical leadership in the virtual business environment (e-ethics) and virtual project leadership. Ethical theories are reviewed in relation to virtual project management, such as participative management, Theory Y, and its relationship to utilitarianism; Kantian ethics, motivation, and trust; communitarian ...

In this article, using our original data on party leadership succession in 23 parliamentary democracies, we investigate the determinants of a party leader’s survival rate: how long he/she remains in office. Unlike previous studies, which focus on institutional settings of leadership selection or on situational (political, economic and international) conditions at the time of succession, we prop...

We propose and investigate different kinetic models for opinion formation, when the opinion formation process depends on an additional independent variable, e.g. a leadership or a spatial variable. More specifically, we consider: (i) opinion dynamics under the effect of opinion leadership, where each individual is characterised not only by its opinion, but also by another independent variable w...

Given the Arab region’s turbulent political and military histories, the virtual absence of studies that examine educators’ lives and work, when the socio-political order disintegrates or collapses, is striking. This paper has two aims: first, it calls for the articulation of new research horizons concerned with the ‘modes of being’ of educators as actors embedded within dynamic contexts of prac...