The Discovery of Dawn was published in 2007, and That Mad Ache was published in 2009, bound together with Hofstadter's essay Translator, Trader: An Essay on the Pleasantly Pervasive Paradoxes of Translation.

The concept of a strange loop was proposed and extensively discussed by Douglas Hofstadter in Gödel, Escher, Bach, and is further elaborated in Hofstadter's book I Am a Strange Loop, published in 2007.

Gebstadter's seventh book is U Are an Odd Ball ( Perth: Acidic Books, 2007 ), which is referenced in Hofstadter's I Am A Strange Loop.

One of Hofstadter's columns in Scientific American concerned the damaging effects of sexist language, and two chapters of his book Metamagical Themas are devoted to that topic, one of which is a biting analogy-based satire entitled " A Person Paper on Purity in Language ", in which the reader's presumed revulsion at racism and racist language is used as a lever to motivate an analogous revulsion at sexism and sexist language.

Hofstadter's book Le Ton beau de Marot is dedicated to their two children and its dedication reads " To M. & D., living sparks of their Mommy's soul ".

In 1995, Hofstadter's book Fluid Concepts & Creative Analogies: Computer Models of the Fundamental Mechanisms of Thought was the first book ever sold by Amazon. com.

So the difference between the video-feedback loop and our strange loops, our " I " s, is that while the former converts light to the same pattern on a screen, the latter categorizes a pattern and outputs its essence, so that as we get closer and closer to our essence, we get further down our strange loop ( according to Hofstadter's book ' I am a Strange Loop ').

Some material regarding this interplay is to be found in Hofstadter's later book Le Ton beau de Marot, which is mainly about translation.

In Douglas Hofstadter's Gödel, Escher, Bach, there is a narrative between Achilles and the Tortoise ( characters borrowed from Lewis Carroll, who in turn borrowed them from Zeno ), and within this story they find a book entitled " Provocative Adventures of Achilles and the Tortoise Taking Place in Sundry Spots of the Globe ", which they begin to read, the Tortoise taking the part of the Tortoise, and Achilles taking the part of Achilles.

One theme of this book is the loss of Hofstadter's wife Carol, who died of a brain tumor while the book was being written ; she also created one of the numerous translations of Marot's poem presented in the book.

Douglas Hofstadter's book Le Ton beau de Marot, deals with the problems of translation, and includes several dozen different translations of Marot's poem A une damoyselle malade.

He was one of the team responsible for translating Douglas Hofstadter's book Metamagical Themas into French, the others being Jean-Luc Bonnetain and Lise Rosenbaum.

Spencer's reputation as a Social Darwinist can be largely traced to Richard Hofstadter's book Social Darwinism in American Thought 1860 – 1915, " a hostile critique of Spencer's work, published in 1944, sold in large numbers and was very influential, especially in academic circles.

" Douglas Hofstadter's book Le Ton beau de Marot quotes parts of Gadsby for illustration.

Another theory asserts the name was chosen based on the frequency of English alphabet letters due in part to the then current popularity of Douglas Hofstadter's 1980 book Gödel, Escher, Bach which used ETAOIN, etc., to capitalize on popularity and current hip-ness.

One of the most lucid statements of a Gödel based anti-mechanism argument can be found in Douglas Hofstadter's Pulitzer Prize winning book Gödel, Escher, Bach: An Eternal Golden Braid.

This idea is found in Douglas Hofstadter's book, Gödel, Escher, Bach, in a discussion of the relationship between formal languages and number theory: “... it is in the nature of any formalization of number theory that its metalanguage is embedded within it .”.

* July-Amazon. com, incorporated a year earlier by Jeff Bezos in Washington ( state ) as an online bookstore, sells its first book, Douglas Hofstadter's Fluid Concepts and Creative Analogies: Computer Models of the Fundamental Mechanisms of Thought.

In the platonia dilemma introduced in Douglas Hofstadter's book Metamagical Themas, an eccentric trillionaire gathers 20 people together, and tells them that if one and only one of them sends him a telegram ( reverse charges ) by noon the next day, that person will receive a billion dollars.

book cover to Douglas Hofstadter's GEB ( 20th anniversary edition.

His name is derived from " GEB ", the abbreviation for Hofstadter's first book Gödel, Escher, Bach: An Eternal Golden Braid ; the letters appear in his last name, permuted in his first name, and permuted again in his initials.

Gebstadter's third book appears in the bibliography to Hofstadter's third book, Metamagical Themas: Questing for the Essence of Mind and Pattern.

Most of Hofstadter's books are characterized by some kind of structural alternation: in GEB between dialogues and chapters, in The Mind's I between selections and reflections, in Metamagical Themas between Chapters and Postscripts, and so forth.

Theseus's paradox bears also on the question of virtual human identity discussed in Douglas Hofstadter's and Daniel Dennett's The Mind's I: Fantasies and reflections on self and soul ( 1981 ).

Hofstadter's many interests include music, visual art, the mind, creativity, consciousness, self-reference, translation and mathematics.

Hofstadter's thesis about consciousness, first expressed in Gödel, Escher, Bach ( GEB ) but also present in several of his later books, is that it is an emergent consequence of seething lower-level activity in the brain.

Regardless, some of Hofstadter's arguments have since been proven to be mistaken by contemporary and later historians including Norman Pollack, C. Vann Woodward, Lawrence Goodwyn and Robert Wiebe.

However, Hofstadter's reading of the idea of ‘ translation ’ goes deeper than simply that of translating between languages.

This can be found by taking the first word of each paragraph, to reveal: Hofstadter's Contracrostipunctus Acrostically Backwards Spells ' J.

Hofstadter's writing is characterized by an intense interaction between form and content, as is exemplified by the 20 dialogues in GEB, many of which simultaneously talk about and imitate strict musical forms used by Bach, such as canons and fugues.

Hofstadter is related by marriage to the late evolutionary biologist Stephen Jay Gould: Hofstadter's paternal aunt Shirley Hofstadter was married to Gould's maternal uncle Herbert Rosenberg.

A striking model of much interest in this context is the Azbel-Harper-Hofstadter model whose quantum phase diagram is the Hofstadter's butterfly shown in the figure.

Robert Hofstadter's Erdős number is 5.

Hofstadter's Tortoise is of the male sex, though the Tortoise's sex is never specified by Carroll.

The title is an example of wordplay: it is an anagram of Mathematical Games, the title of Martin Gardner's column that Hofstadter's column succeeded in Scientific American.

Princeton University economist Tim Leonard ( 2009 ) has argued, in the article Origins of the Myth of Social Darwinism, that Hofstadter's influential characterization of Spencer is flawed.

" Leonard suggests that, through constant repetition, Hofstadter's Spencer has taken on a life of its own, his views and arguments represented by the same few passages, usually cited not directly from the source but from Hofstadter's rather selective quotations.

Part of Hofstadter's project is to undermine the democratic credentials of politicians mythologized by historians, calling for reflection rather than nostalgia.

* Hofstadter's law, " It always takes longer than you expect ..."

Robert Hofstadter coined the term fermi ( unit ), symbol fm, in honor of the Italian physicist Enrico Fermi ( 1901 – 1954 ), one of the founders of nuclear physics, in Hofstadter's 1956 paper published in the Reviews of Modern Physics journal, " Electron Scattering and Nuclear Structure ".

As previously stated, one of Hofstadter's principal goals was to clear up the overly strong association between the New Deal and the other two reform parties.