Hofstadter’s presentation starts at 13’30”.

“In this Presidential Lecture, cognitive scientist Douglas Hofstadter examines the role and contributions of analogy in cognition, using a variety of analogies to illustrate his points.”

“Douglas Richard Hofstadter (born February 15, 1945 in New York, New York) is an American academic whose research focuses on consciousness, thinking and creativity. He is best known for his book Gödel, Escher, Bach: An Eternal Golden Braid, first published in 1979, for which he was awarded the 1980 Pulitzer Prize for general non-fiction.” (wikipedia).

Previously on Skandalon : analogy