Mike
For one thing, Gingrich pioneered a denial of adultery that some observers would later christen “the Newt Defense”: Oral sex doesn’t count. In a revealing psychological portrait of the “inner” Gingrich that appeared in Vanity Fair (September 1995), Gail Sheehy uncovered a woman, Anne Manning, who had an affair in Washington in 1977 with a married Gingrich.
“We had oral sex,” Manning revealed. “He prefers that modus operandi because then he can say, ‘I never slept with her.’” She added that Gingrich threatened her: “If you ever tell anybody about this, I’ll say you’re lying.”
http://www1.salon.com/news/1998/08/28news.html