versity or corporation, repeat the same mistakes over and over again when developing real-time software. I have observed this while reviewing and grading code in academic projects, and as a consultant involved in numerous design and code reviews for industry. Most real-time software developers are not even aware that their favorite methods can be problematic. Quite often, experts are self-taugh...

The medical profession has no place for its mistakes. Yet mistakes do occur, and the simplistic view that there can be no error without negligence is inadequate. In an impressive and thoughtful article Lucian Leape touches the nucleus of the problem that health care has in dealing with errors. In Anglo-American literature the threat of malpractice litigation is often the motive for analyzing er...

The question of whether foreign aid results in recipient governments spending less on health is an enduring concern in global health. In separate analyses, Farag et al. and Lu et al., which included members of our group (CL, CM), found compelling evidence of ‘‘aid displacement,’’ meaning a substitution between development assistance for health from foreign donors and health expenditure financed...

These issues are real. Robots with lethal capabilities are being deployed in several operational theaters. And mistakes are being made. Partly they are due to “fog of war” and the difficulty for remote operators to have a good operational awareness of the situation on the ground. But, as anecdotal evidence in for example Singer (2009) points out, another reason is unclarity in command, control ...

The purpose of this study was to understand the status evaluative apprehension perfectionism and performance anxiety among college students majoring in music a stage setting verify relationship between concern anxiety; therefore, questionnaire survey conducted with 183 majors from three colleges universities southwest China. conclusions are as follows: first, both concerns have high levels, sec...

When teaching, people often intentionally intervene on a learner while it is acting. For instance, a dog owner might move the dog so it eats out of the right bowl, or a coach might intervene while a tennis player is practicing to teach a skill. How do people teach by intervention? And how do these strategies interact with learning mechanisms? Here, we examine one global and two local strategies...