Mark O'Connor

If you're a parent, the sound of a small child sawing away at the strains of the "Twinkle Variations" may be all too familiar.

It's Song One, of Book One, of the Suzuki method, a musical pedagogy developed by Shin'ichi Suzuki in the 1960s.

But lately there has been discord among music educators, a feud over methods and credentials and accusations of fraud.

Grammy Award-winning classical guitarist Sharon Isbin is Jill's guest this week. Her new CD - Journey to the New World - takes you from the Renaissance to the world of Bluegrass music, and features guest performers including singer Joan Baez and fiddler Mark O'Connor in the world premiere of his folk-inspired suite for violin and guitar.

Mark O'Connor, violinist, composer