450 GG Is Sign Language Universal?

Tons of fascinating tidbits about sign language from interpreter David Peach

Follow along online:
http://j.mp/1EQ3dsJ

Find David online:
http://twitter.com/dpeach
http://learnsigns.com

Sponsor:
http://AudiblePodcast.com/GG

Try my iOS game, Grammar Pop:
http://j.mp/1H5YiSj

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