President Trump once tweeted, "I have never seen a thin person drinking Diet Coke." While at the United Nations General Assembly Tuesday, however, Trump let the waiter pour him a big ol' Diet Coke ...

"subliminal advertising" began with the 1957 publication of Vance Packard's book, The Hidden Persuaders. Although Packard did not use the term "subliminal advertising," he did describe many of the ...