Paul Eli Margulies[1] (1935–2014) was an American writer, philosopher and advertising-industry creative director.
Margulies was famous for writing jingles like "Plop, Plop, Fizz, Fizz, Oh What a Relief it Is!
"[2] and inventing tag lines such as "I can't believe I ate the whole thing".
A graduate of Dartmouth with a degree in philosophy, Margulies retired at an early age to write about philosophy.
[1] Although famous on Madison Avenue for his innovative work in advertising, Margulies was best known (at the time of his death) as the father of actress Julianna Margulies.