What is this condition called?

[kenneth collins]

"John Hasenkam" <johnh at faraway.> wrote in message news:41e360cd at dnews.tpgi.com.au...
| bilingual aphasia
|
| Google that, lots of strange tales. I've even read one case where post brain
| injury the person would involuntarily switch to his native tongue around
| sunset. .
| [...]

Thanks for the suggestion, John.

I'll put it on my "to-do" list.

Cheers, ken