In the beginning there was a combative media. Dating back to Colonial America, as Eric Burns has chronicled in his book, "Infamous Scribblers," politicians and journalists have mostly had a love (for Democrats)-hate (for Republicans) relationship. It is television and the advent of the celebrity culture -- from "TMZ" to "Entertainment Tonight," to now even broadcast news -- that has taken the process to new depths. The first televised presidential debate in 1960 between Sen. John F. Kennedy and Vice President Richard M. Nixon began the shift from substance to the superficial. As numerous journalism students have been taught, people...