Access control administration regulates and enforces the definition of the components of an access control system by authorized administrative users. In this paper, the limitations on administrative aspects of well-known security models are addressed and the requirements for efficient management of authorizations are investigated in order to provide fine-grained and just-in-time access control ...

Since the advent of computer control based industrial automation processes in the mid sixties, engineers have been continuously striving to minimize the discrepancies between a human’s cognitive model of what he wants to accomplish and the control system’s understanding of the task. Continued success comes in the form of improved system performance and safety, and greater reliability. Such impr...

Motivation research distinguishes two types of goals: (a) ideals, which relate to people’s hopes, wishes, and aspirations, and (b) oughts, which relate to people’s duties, obligations, and responsibilities. We propose that, in persuasion, the accessibility of ideals increases consumers’ reliance on their subjective affective responses to the ad relative to the substance of the message, whereas ...

This paper explores the banking of cord blood stem cells by new parents, a growing phenomenon that raises a number of questions for scholars interested in the role of expectations in innovation. In particular, we focus on the relationships between imagination and materiality, the way in which today’s expectations of a future stem cell revolution have become embodied (materialised) in an ever-gr...

one of the most stressful tasks nursing staffs undertake is administering patient medications. no matter the type of system used—whether highly automated, with sophisticated computer software and bar-code scanners; largely paper based; or some hybrid of the two—administrating medications is a complicated process. nursing staff are under constant pressure to fulfill their medicine administration...

Characteristics of the Culture that Promote Narcissism Some social analysts believe that today’s culture is characterized by youth who are obsessed with seeking self-fulfillment and are motivated by an exaggerated sense of selfimportance. Overall, our culture values individuality as its highest priority, with individual freedom, personal choice, and individual rights at the core of what the nat...

INTRODUCTION The University of Utah's Artificial Organs Division has been experimenting with a Wearable Artificial Kidney (W AK) since 1973. This work has been funded by an NIH-NIAMDD-75-8 grant and private funds. The advantage of this type of machine over conventional dialysis machines is mostly one of psychological effect on the patient. Patients feel tied to the machine for the great lengths...

The physician's acquittal has obsessed Iranian legislator's mind to a large extent. This is exclusively observed in Iranian statuses and specifically in Shi'ite school of though. Muslim jurists' opinions play a very important role in enacting legal articles related to it. After reviewing the literature, the authors tried to pick and collect common features of physician's responsibilities and du...

As electronic commerce becomes increasingly popular, new intermediaries are emerging and transforming marketing and distribution channels. Intermediaries in electronic marketplaces provide the IT and business infrastructure to facilitate the completion of commercial transaction over interorganizational computer networks. If electronic intermediary services are introduced to wholesale markets wh...