What was the hypothesis of the McCabe and Castel research, and how did it propel the understanding of cognitive processes related to memory? Specifically, what foundational beliefs and theoretical frameworks did the researchers employ to derive their hypothesis? Moreover, how did the antecedent literature inform their approach, and what gaps in existing knowledge were they attempting to fill with their study? It would also be intriguing to consider the methodological strategies they utilized in their investigation and whether those methodologies effectively supported their hypothesis. Furthermore, what implications did their findings have on broader psychological theories concerning memory retention and recall? In what ways might this research connect to ongoing debates in the field of cognitive psychology? How can the results be interpreted in the context of practical applications, particularly in educational settings or therapeutic interventions? Ultimately, what enduring questions does their hypothesis raise about the intricacies of human cognition?