Here's an article called "Nat Hentoff, The Last Honest Liberal." What do you make of the title?
Here's the homepage of the Yahoo! directory for jazz, one of Hentoff's passions. What use could you make of the information you find there when writing about Hentoff?
Would you like to zero in on a particular issue that has caught your eye during your research about Hentoff? The homepage of the ACLU will provide you with starting points on many different issues, ranging from criminal justice to the death penalty to national security to women's rights.
Would you like more information on a topic Hentoff writes frequently about? Here is "The First Amendment Handbook," published by the Reporters Committee for Freedom of the Press.