Conversation so far:
Did Clarence influence anyone?
Clarence White helped popularize the acoustic guitar as a lead instrument in bluegrass music. Influential flatpickers Dan Crary, Norman Blake, and Tony Rice cite White as a primary influence.
what were they influenced by?
Prior to the advent of the more aggressive flatpicking style pioneered by guitarists like Watson and White, the guitar was strictly a rhythm instrument, save for a few exceptions.
In what way were they influenced?
The B-Bender device is activated by pushing down on the neck, and produces a pedal steel type sound.

Question: Was he influential in other genres of music as well?
Self-contained rewrite: Was he influential in other genres of music as well?