The article examines the internal building of strategies to discriminate truth and non-truth in multi-agent systems, such as newspaper offices.

We hypothesize that in addition to psychological capacities of epistemic vigilance, which evaluate the epistemic value of communicated information, some social institutions have evolved for the same function. Certain newspapers for instance, implement processes, distributed among several experts and tools, whose function is to curate information

It should be noted that there are parallels with the general problem of Discrimination in the practice of Science: the problem of discrimination, which the article calls "Epistemic Vigilance" in the case of individuals, applies from reading the face of the interlocutor to groups facing malicious agents to the whole theory of the assessment of theories.

A call for awareness about «informavores» which are «endowed only with limited information processing capacities» seems to bring the real-world "satisficer" of Herbert Simon (opposed to the "spheroidal" "homo economicus") in a need for aggregation to build infrastructures for the selection of resources in "overly populated solution spaces", where many of those are suboptimal as an understatement (they are "traps"). It remains in a way an economic problem.