How can online communication most effectively respond to misinformation posted on social media? Recent studies examining the content of corrective messages provide mixed results—several suggest that politer, hedged may increase engagement with corrections, while others favor direct messaging which does not shed doubt credibility message. Furthermore, common debunking strategies often include ke...

Given a set of candidate items, Recommendation by Explanation constructs a justification for recommending each item, in the form of what we call an Explanation Chain, and then recommends those candidates that have the best explanations. By unifying recommendation and explanation, this approach enables us to find relevant recommendations with explanations that have a high degree of both fidelity...

Signaling peptides enable communication between cells, both within and between individuals, and are therefore key to the control of complex physiological and behavioral responses. Since their small sizes prevent direct transmission to secretory pathways, these peptides are often produced as part of a larger polyprotein comprising precursors for multiple related or identical peptides; the physio...

Argentine economic development from 1864 to 1983 can be roughly devided into a period of economic progress (1864 1930) and into one of economic decline (1930 1983). Of the many issues that could potentially explain such an unprecedented development of a basically resource-rich country, this paper deals with distributional conflicts, inflation, exogenous shocks and political instability. The ana...

Drawing on an in-depth analysis of eight global health networks, a recent essay in this journal argued that global health networks face four challenges to their effectiveness: problem definition, positioning, coalition-building, and governance. While sharing the argument of the essay concerned, in this commentary, we argue that these analytical concepts can be used to explicate a concept that h...