On Oct. 29, six days before the election, Barack Obama will appear on at least CBS and NBC to make a final 30-minute case for his candidacy. Obama purchased the large block of national airtime for what is essentially a more personalized, and lengthy, campaign commercial.
Thanks to cheap TV time and lack of campaign finance laws, direct appeals were commonplace during the 1960s and '70s. As the 1952 Republican VP nominee, Richard Nixon, one of the first to appeal to voters directly via TV, gave....
