The author of the phrase 'And So It Goes' is Erma Bombeck, whose full name is Erma Louise Bombeck. Erma Bombeck was an American humorist and writer who wrote about the ordinary lives of suburban housewives. Her works often appeared in newspapers and magazines, and she was also a popular television personality. The 8-letter crossword solution for the author of 'And So It Goes' is ELLERBEE, which is an anagram of her last name, Bombeck.