Si Kahn is an American singer-songwriter and activist. Originally from State College, Pennsylvania, Kahn moved to the south as an activist in the Civil Rights Movement, and he now lives in Charlotte, North Carolina. His grandfather Gabriel Kahn, his mother Rosalind Kahn, and his father Benjamin Kahn, a rabbi, taught Si the rudiments of rhythm and harmony as a child.

http://en.wikipedia.org/wiki/Si_Kahn
http://www.sikahn.com/