Deep and Shallow Processing in Second Language Acquisition
When people talk about “good language learners,” they often focus on motivation, talent, or exposure. But one of the most powerful — and least understood — factors is processing style . Madeline Ehrman was one of the first to articulate this clearly: learners differ not just in personality or strategy use, but in how they process linguistic input . And those differences matter. Deep vs. shallow processing in second language acquisition (SLA) is not about intelligence or effort. It’s about where the mind closes the loop when encountering new language: internally or externally, meaning-first or surface-first, pattern-driven or interaction-driven. Where the Concept Came From The terms “deep” and “shallow” processing originally came from Craik & Lockhart’s (1972) Levels of Processing theory in cognitive psychology, which argued that memory durability depends on the depth of engagement with information. Ehrman borrowed the terminology but repurposed it . In SLA, she used “deep”...