What AI Asks of Open Access

As AI systems increasingly reason from the scientific literature, the integrity signals that make research trustworthy — open data, structured metadata, robust retraction processes — matter more than ever. PLOS CEO Alison Mudditt on why open access publishers have a different set of obligations in an AI world.

When Do Citations Reflect "Impact?"

Citation practices vary between and within STM and HSS; they also vary by discipline and within disciplines. Though citation metrics presume evidence of “impact,” in fact a citation may represent a range of intentions. Given the emphasis on citation indices, isn’t it important to query what scholars are actually doing when they cite another scholar’s work?

Why are Authors Citing Older Papers?

Scholars are citing an increasingly aging collection of scholarship. Does this reflect the growing ease with accessing the literature, or a structural shift in the way science is funded–and the way scientists are rewarded?