This paper makes the case for close and approximate replications of Erlam (2005) and a conceptual replication of Roehr-Brackin and Tellier (2019). The two studies recommended for replication are informed by research on explicit and implicit knowledge, learning and teaching. They are ecologically valid classroom studies with either adolescent or…

In this paper, I first provide a brief review of how scholars have conceptualized, tested, and elaborated aptitude frameworks relevant to second language (L2) speech learning. Subsequently, I introduce an emerging paradigm that assigns a fundamental role to domain-general auditory processing (i.e., having a good ear) in L1 speech acquisition and…

We closely replicated Wu and Ortega (2013), who found that an elicited imitation test (EIT) reliably distinguished low-level from high-level language abilities among instructed second language (L2) learners of Mandarin Chinese. The original study sampled learners: (1) from second-level courses to represent low-level language abilities; and (2)…