In this work we formalize a natural expansion of timed argumentation frameworks by considering arguments that are available with (possibly) some repeated interruptions in time, called intermittent arguments. This framework is used as a modelization of argumentation dynamics. The notion of acceptability of arguments is analyzed as the framework evolves through time, and an algorithm for computin...

This study tested the effects of linguistic qualifiers and intensifiers on the number and types of replies elicited per argument and per challenge posted in online debates. To facilitate collaborative argumentation, thirty-two students (22 females, 10 males) enrolled in a graduatelevel online course classified and labeled their messages as arguments, challenges, supporting evidence, or explanat...

This article gives an overview of the nursing ethics arguments on euthanasia in general, and on nurses' involvement in euthanasia in particular, through an argument-based literature review. An in-depth study of these arguments in this literature will enable nurses to engage in the euthanasia debate. We critically appraised 41 publications published between January 1987 and June 2007. Nursing et...

background: in children, inappropriate treatment of open femoral fractures may induce several complications. a few studies have compared the external fixator with flexible intramedullary nails in high-grade open femoral fractures of children. the present study aims at comparing results of these two treatment methods in open femoral fractures. methods: in this descriptive analytical study, 27 pa...

50 S cientifically literate citizens need to understand how scientists evaluate competing explanations. Likewise, students must learn to critically evaluate the quality of scientific knowledge and weigh alternative explanations. Regrettably, high school graduates often aren’t critically evaluative about scientific topics. To help remedy that, this article presents an instruction scaffold—called...