Week 10: Learning it from strangers

Comprehensible input, the critical period, and one of the few scenes in cinema that depicts language acquisition roughly correctly

26 April 2027

The 13th Warrior contains one sequence that shows language acquisition more accurately than anything else on this list. Ahmed, an Arab envoy travelling with a band of Norsemen, sits at the fire night after night understanding nothing. The camera returns to him across successive evenings. The Norse dialogue gradually acquires English words at the edges, then in the middle, then entirely — and the transition is played as his comprehension, not as a subtitling convention.

What it depicts is comprehensible input: acquisition driven by exposure to language slightly beyond your current competence, in a context rich enough that you can infer the rest. This is a real and well-supported mechanism. The film compresses months into minutes and gives him fluency where he would realistically get by, and it does one further thing right by having him acquire it by listening rather than by studying.

The critical period is the harder claim. There is good evidence that first language acquisition has a window and that missing it has severe and permanent consequences; the evidence that adult second-language learners are categorically barred from native competence is much weaker than the popular version suggests. Adults learn languages. They learn them differently, usually more slowly in some domains and faster in others.

This matters to you for a practical reason. In week twelve somebody who has never seen your language will have to read a sentence of it aloud from your orthography. If nothing about your language can be worked out from exposure to it, the crit is where that will become apparent.

Outline

Teaching team