Disinformation and fake news are used by multiple actors to manipulate influence the public with purpose of gaining a series advantages. This paper describes promising solution increased spread disinformation on Internet. Our approach leverages blockchain technology combined both crowd intelligence federated artificial develop efficient capabilities that address phenomenon. The blockchain-based...

After the beginning of conflict in Ukraine and Russia’s annexation Crimean Peninsula, Czech Republic became fully aware threats posed by Kremlin despite President Zeman has denied presence Russian troops criticised EU sanctions against Russia. Czechia belongs to group countries through which Russia influences EU, gradually deliberately erode its structures. exerts a strong influence on non-mili...

This study examines how the credibility of content mis- or disinformation, as well believability authors creating such information is assessed in online discussion. More specifically, investigation was focused on disinformation about COVID-19 vaccines. To this end, a sample 1887 messages posted to Reddit discussion group scrutinised by means qualitative analysis. The findings indicate that asse...

The article explores the concept of infodemics during COVID-19 pandemic, focusing on propagation false or inaccurate information proliferating worldwide throughout SARS-CoV-2 health crisis. We provide an overview disinformation, misinformation and malinformation discuss notion “fake news”, highlight threats these phenomena bear for policies national international security. mis-/disinformation a...

Candidates run for (a one-shot) election, adopting a platform of a single-dimensional policy variable p ∈[0,1]. Voters with heterogeneous single-peaked preferences over policies know candidates’ announced platforms, but perceive that the actual policy which would be implemented should that candidate be elected is a random variable (with mean equal to the announced platform) whose distribution i...

We seem to have spent the last few years reeling from assault after assault on the concept of normal birth. Have you wondered, as I have, what is going on? Why is our side of the story nowhere to be heard? Why, for example, isn't the rising cesarean rate—which translates into about half a million unnecessary major operations per year at a cost of over $1 billion to our health care system—consid...