This study examined the relationship between two sources of interference in human information processing: the Stroop effect and the Simon effect. Forty subjects pressed a leftor right-hand key in response to a Stroop color word located on the left or right side of a screen. For one group, ink color was the relevant cue and, for another group, word meaning was the relevant cue. Independent varia...

The importance of XML as a universal data representation format has led to several efforts to integrate XML as a construct in a programming language. There has been growing interest in the addition of update operations in these languages, for example, to languages such as XQuery [20] and XJ [8]. These update operations (whether the semantics are mutating or value-based) support concise and decl...

An 11-year-old boy experienced almost daily wheezing, dyspnea on exertion, and sleep perturbation because of cough. In addition, nadir peak expiratory flow (PEF) was below 100 L/min, which was 30% of predicted (328 L/min),1 compatible with severe persistent asthma.2 After the initiation of therapy with 180 g of albuterol 3 times per day, the patient’s domiciliary PEF rose to 200 L/min and his s...

The first three articles in the Clinical Ethics section of this issue of Journal of Medical Ethics address potential conflicting duties of physicians. The first paper, by Niklas Juth and Niels Lynöe (see page 215, Editor’s choice), reports results of an empirical study of Swedish physicians’ attitudes regarding the provision of virginity certificates or hymen restorations requested by women, of...

The paradigm of advisable planning, in which a user provides guidance to influence the content of solutions produced by an underlying planning system, holds much promise for improved usability of planning technology. The success of this approach, however, requires that a planner respond appropriately when presented with conflicting advice. This paper introduces two contrasting methods for plann...