Deprivation

Question 1

Lenneberg 1967

Answer 1

Critical period for language ends at puberty (not born with knowledge)

Question 2

Curtiss 1977

Answer 2

Genie - at 20 months kept as an abused prisoner until she was 13 - atypical use of syntax

Question 3

Skuse 1984

Answer 3

Louise - at 3 went through 2 years of minimal social isolation, begins to catch up. Mary (born into isolation) develops less well

Question 4

Hakuta et al. 2003

Answer 4

Census data on English proficiency for Chinese + Spanish immigrants. No qualitative change - normal cognitive ageing?

Question 5

Thomas + Johnson 2008

Answer 5

Alternative - critical period for socialisation specific to L1? Different sensitive periods for phonology/syntax etc. at different times

Question 6

Critical period for language ends at puberty (not born with knowledge)

Answer 6

Lenneberg 1967

Question 7

Genie - at 20 months kept as an abused prisoner until she was 13 - atypical use of syntax

Answer 7

Curtis 1977

Question 8

Louise - at 3 went through 2 years of minimal social isolation, begins to catch up. Mary (born into isolation) develops less well

Answer 8

Skuse 1984

Question 9

Census data on English proficiency for Chinese + Spanish immigrants. No qualitative change - normal cognitive ageing?

Answer 9

Hakuta et al. 2003

Question 10

Alternative - critical period for socialisation specific to L1? Different sensitive periods for phonology/syntax etc. at different times

Answer 10

Thomas + Johnson 2008