I wrote this preview of the PBS documentary “Free to Dance” for the New York Times, which published it on June 17, 2001. The passing of Charles Reinhart has prompted me to post it now because “Free to Dance” came out of a larger program that Charlie and his wife Stephanie launched called The Black Tradition in American Modern Dance. It was also made into a book written by Richard A. Long with annotated photos by Joe Nash. Charlie and Stephanie were executive producers on “Free to Da...