I recently heard Susan Jacoby wax lyrical about Ingersoll on the Reasonable Doubts podcast and I must confess, I know very little about him. I feel, though, that I should as he appears to have been an iconoclast in his time.
I was recently sent a message by Julian Haydon alerting me to this link (thanks also to Haydon for letting me know he thought my free will book was the best that he’d ever read!):