Washington's Pennsylvania Avenue links both the U.S. Capitol and the White House with other places where power is quietly exercised threaded in between. A new book compares the power brokering of years past with the way things get done, or not, in the nation's capitol today.
- John Harwood: co-author with Gerald Seib, "Pennsylvania Avenue: Profiles in Backroom Power." Harwood is the chief political correspondent for CNBC. He also writes The Caucus column for The New York Times.