“…Although the effect of topic‐related prior knowledge appeared to be minimal in this study, it was not surprising to observe many noncritical behaviors and thoughts among the study's adolescent participants; for example, the many instances of outright acceptance or rejection of sources without informed predictions or critical content analysis to discern (un)reliable websites. Research on domain expertise and beliefs has suggested several explanations for weaker practices in deliberate thinking (Maggioni et al., ; Muis, ; Murphy, Edwards, Buehl, & Zeruth, ; Warren, ). Possible explanations include lack of knowledge in relevant domains (e.g., environmental science, legal regulation), a shortage of experience in disciplinary practices (e.g., scientific argumentation, document‐based reasoning), or uninformed perspectives related to a particular problem (e.g., Who is involved in discourses of MTR coal mining?…”