The objective of PoLSciNex was to examine how science-based decision-making is operationalized within the Antarctic context by studying the nexus between policy, law and science. An analysis of their interplay within the Antarctic Treaty System (ATS) is crucial to our understanding of how this regime can and should evolve to ensure a sustainable and resilient future in the region. To achieve this objective, the Action Group's final deliverable is a collection of relevant research articles in a dedicated subsection of the SC-HASS Special Collection in Antarctic Science.While there are literatures on the policy-science interface and on the role of scientific evidence in legal regimes, the discourse lacks a discussion of the interaction of all three (