Many new public sector collaborations exhibit the characteristics of Shared Service Organizations (SSO). Public Safety Networks (PSNs) are receiving more attention and priority in the United States as the country deals with ever increasing threats from terrorism and natural disasters. As a network of independent, collaborating, safety agencies, supported by an information and communications tec...

Groups with commuting inner mappings are of nilpotency class at most two, but there exist loops with commuting inner mappings and of nilpotency class higher than two, called loops of Csörgő type. In order to obtain small loops of Csörgő type, we expand our programme from Explicit constructions of loops with commuting inner mappings, European J. Combin. 29 (2008), 1662–1681, and analyze the foll...

Traffic signs are effective only when users clearly understand their meaning. This paper reviews recent studies concerning traffic sign comprehension and finds that unsatisfactory comprehension is a common problem for drivers in many countries. The influence of user characteristics and sign cognitive features on understanding levels are summarized and discussed. While the positive relation betw...

This paper measures the technological significance of voluntary standard setting organizations (SSOs) by examining citations to patents disclosed in the standard setting process. We find that SSO patents are cited far more frequently than a set of control patents, and that SSO patents receive citations for a much longer period of time. Furthermore, we find a significant correlation between cita...

Mutual gaze is a powerful cue for communicating social attention and intention. A plethora of studies have demonstrated the fundamental roles of mutual gaze in establishing communicative links between humans, and enabling non-verbal communication of social attention and intention. The amount of mutual gaze between two partners regulates human-human interaction and is a sign of social engagement...

The pattern of energy consumption is affected by social, economic and cultural conditions in society.  On the other hand, energy policy has been particularly important in recent years in terms of increasing the role of energy and the environment in the economic, political and social activities of different societies. The research method is survey. The statistical sample includes 120 citizens of...

In this paper, we present an environment developed in the Research Laboratory of Technologies of Information and Communication [13] of the University of Tunis to aid deaf people in improving their social integration and communication capabilities. In fact, it is proved that sign language is not innate at deaf children and therefore it needs methodic and specific training. In this context, our e...