LSD Inventor Turns 100

Soundcheck | May 3, 2010
The Swiss chemist who discovered LSD celebrates his 100th birthday today. We look at its influence on music and '60s pop culture.
» Father of LSD Celebrating 100th Birthday

Also: Backmasking is the practice of inserting hidden messages in songs that are revealed when played backwards. We speak with master backmasker, Jeff Milner.
» Jeff Millner on backmasking

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