Two candidates compete for elective office. Each candidate has information she would like to reveal to the voters, but this requires costly advertising. The candidates can solicit contributions from interest groups to finance such advertising. These contributions are secured by promises to perform favors for the contributors, should the candidate win the election. Voters understand this and ele...

In the target article I argued that cognitive neuropsychologists have increasingly deviated from the original goals and methods of the subject. In this reply to the commentators, I argue that future progress using neuropsychological approaches to understanding behaviour is most likely to be made by the use of converging sources of evidence that are garnered by an interdisciplinary methodology. ...

It’s easy to think that there is no problem facing medicine that information technology can’t solve. Experience in the US gives little reason for optimism. Huge investments havemostly failed to solve old problems and have created new ones. US doctors report spending two hours on computer tasks for every hour with patients (doi:10.7326/M16-0961). Poor usability and limited interoperability of el...

Questions about truthfulness occur in many contexts—when parents ask their children if they are using recreational drugs, when an employer ask applicants about the reasons they left their last job, when international leaders consider each others’ threats or promises, when voters evaluate candidates’ promises, when physicians consider a patient’s complaint, when at the start of a romantic encoun...

This article contributes to the scholarship on Latin American campaigning by presenting data use of social media presidential candidates in Guatemala’s 2019 election, including a content analysis more than 2,000 Facebook posts along fifteen variables. The show that campaigns is ubiquitous and allows disseminate messages non-traditional formats. Candidates their accounts mention issues concern v...

one of the significant strategies of the power systems is economic dispatch (ed) problem, which is defined as the optimal generation of power units to produce energy at the lowest cost by fulfilling the demand within several limits. the undeniable impacts of ramp rate limits, valve loading, prohibited operating zone, spinning reserve and multi-fuel option on the economic dispatch of practical p...