The first ‘Harry Potter’ book was retitled for US readers

Early reviews turned ‘Harry Potter’ into an unexpected hit

Though only 500 hardback copies of "The Philosopher’s Stone" were printed in 1997—and mostly sent to libraries, due to doubts it would sell—glowing reviews and word of mouth fueled a surge in demand. Within a year, the book had sold more than 70,000 copies in the UK.

'Harry Potter’ became the first kids' book to top the New York Times list since 1952

After its 1998 US release, "Harry Potter and the Sorcerer’s Stone" reached No. 1 on The New York Times Best Seller list—the first children’s book to do so since "Charlotte’s Web." By September 1999, the first three books held the top three spots on the list.

'Harry Potter’ transformed the young adult publishing industry

The series’ success reshaped the market for youth fiction. In 1997, about 3,000 young adult titles were published annually. By 2009, that number soared to 30,000 as publishers chased the next major phenomenon.

'Muggle’ entered the Oxford English Dictionary in 2003

The Harry Potter term for a nonmagical person became an official English word when the Oxford English Dictionary added it in 2003—cementing the series’ influence on modern language and popular culture.

'Harry Potter’ book launches became midnight cultural events with strict rules

As anticipation grew, bookstores worldwide hosted midnight release parties for new Harry Potter titles—drawing crowds in costume, complete with games and countdowns, transforming book launches into global celebrations of reading. Libraries and stores were required to adhere to strict regulations over who could handle the books before the official debut.

Read JK Rowling's original 'Harry Potter' pitch that a dozen publishers rejected.

Translating ‘Harry Potter’ required creativity across 60+ languages

This Vox video explores how translators adapted JK Rowling’s wordplay, invented spells, and cultural references—reimagining names and magical terms while attempting to preserve humor, rhythm, and meaning for readers around the world.

'Harry Potter' dominance led The New York Times to create a new bestseller list

In 2000, The New York Times introduced a separate bestseller list for children's books after Harry Potter titles occupied top spots on the main list for more than a year.

Rowling adopted initials to appeal to young male readers

At her publisher’s suggestion, Joanne Rowling used the pen name “JK Rowling,” believing boys might be less likely to buy a fantasy novel written by a woman.

The US paperbacks of JRR Tolkien's 'Lord of the Rings' series transformed fantasy from a fringe literary genre to a mainstream form.

'Harry Potter' became one of the most successful franchises in history

What began as a story written in cafés by an unknown author grew into a global phenomenon—spanning seven books, eight films, theme parks, and video games—reshaping modern popular culture.

Listen to an academic analysis of the 'Wizarding World of Harry Potter'

Potterversity examines the Harry Potter series through an academic lens—inviting scholars from diverse fields to uncover new interpretations and deeper meanings within the book series.

Researchers found that reading ‘Harry Potter’ made children more tolerant

Psychological research showed that children and young adults who read Harry Potter developed greater empathy and more accepting attitudes toward marginalized groups.

Researchers found that reading 'Harry Potter' made children more tolerant

Psychological research showed that children and young adults who read Harry Potter developed greater empathy and more accepting attitudes toward marginalized groups.

25 things you might not know about ‘Harry Potter,’ from John Green

John Green runs through 25 lesser-known facts about “Harry Potter”—like how JK Rowling was the first person to become a billionaire solely by being an author.

'The Wonderful Wizard of Oz' was the first major American fantasy novel

Baum blended elements of Hans Christian Andersen, the Brothers Grimm, and Lewis Carroll, placing them in an American context. The illustrations of William Wallace Denslow brought the fantastical elements to life, as seen below. The book was an instant smash hit, selling out its initial 10,000-book pressing within the first eight months. By the time it entered the public domain in 1956, it had sold 3 million copies.

JK Rowling first thought of 'Harry Potter' on a delayed train in 1990

The idea for a young boy discovering he was a wizard came to Rowling during a train ride from Manchester to London. Over the next seven years—while facing personal loss and financial hardship—she completed the first book as a single mother living on welfare.

Four directors shaped the evolving tone of the ‘Harry Potter’ films

Across eight movies, Chris Columbus, Alfonso Cuarón, Mike Newell, and David Yates each brought a distinct vision—from early wonder to darker maturity—charting the series’ shift from children’s fantasy to coming-of-age epic.

'Harry Potter’ follows a young wizard’s battle against evil

The seven-book series traces Harry’s journey from an orphan discovering his magical heritage to confronting the dark wizard Lord Voldemort. Alongside friends Hermione and Ron, he faces loss, power, and moral choice in a world divided between good and evil.

One 'Harry Potter' fan fiction deals with cognitive science and philosophy

Eliezer Yudkowsky's "Harry Potter and the Methods of Rationality" is not your typical fan fiction: It uses JK Rowling's fictional universe to wrestle with rationalist philosophy and the physics behind the magic taught at Hogwarts. The book went on to become popular in Silicon Valley, especially in the effective altruism movement.

Lewis Carroll's 'Alice's Adventures in Wonderland' turned the fantasy genre upside down

A lot of 19th-century British fantasy was often stiff; its children’s literature was often overly didactic. Carroll’s novel—about a young girl who falls into an unusual world full—was neither, offering vivid, psychedelic imagery and seemingly nonsensical word games.

MuggleNet became the internet's largest 'Harry Potter' fan community

Launched in 1999, MuggleNet attracted millions of readers with news, theories, and fan-fiction. It helped define early online fandom, later expanding into podcasts, books and events.

HBO is developing a decade-long ‘Harry Potter’ television series

Announced in 2023, the adaptation will retell all seven books across multiple seasons, with new casting and JK Rowling as executive producer. HBO says the series is set to premiere in 2027.

JRR Tolkien redefined fantasy for a new generation

Tolkien's debut novel, 1937's "The Hobbit," was aimed at young adults, yet it felt far more serious than the whimsical tales of Lewis Carroll or L. Frank Baum. "What Tolkien does is take the 'otherworld' fantasy developed in the 19th century and makes it child-sized, melding it with folklore and Norse myth," notes Farah Mendlesohn, the author of "Rhetorics of Fantasy."

JK Rowling’s comments on transgender issues have sparked controversy and boycotts

Since 2019, Rowling’s public statements on gender and trans issues have prompted widespread backlash, leading many fans to attempt to distance her views from the Harry Potter series.

Ray Bradbury's 'Fahrenheit 451' was originally called 'The Fireman,' but he changed the title after learning the temperature at which paper burns.

The word ‘fantasy’ wasn't used to describe the genre until the 20th century

The word—at least as a word used to describe fiction—didn’t appear in the Oxford English Dictionary until 1949. Scholars believe that’s due to the arrival of the Magazine of Fantasy and Science Fiction, an influential publication, and the rise in fantasy’s popularity following World War II.

'Harry Potter’ inspired a real-life version of Quidditch

Created by college students in 2005, the broomstick-based sport became an international phenomenon with organized leagues and World Cup tournaments. Now called Quadball, it’s played in more than 40 countries worldwide.

King's books are now taught by college professors

Stephen King’s horror, fantasy, and science fiction were once considered lowbrow and unworthy of serious academic study. That's changed over the last 50 years, with King courses and symposiums taking place at universities around the world.

Fan fiction has slowly become a part of mainstream publishing

In 2025, the SenLinYu fantasy novel "Alchemised," which began as "Harry Potter" fan fiction, became a bestseller after being traditionally published; its movie rights were sold for over $3M. The mainstreaming of the genre is due to a combination of factors, including publishing's interest in the hard metrics that fan fiction websites provide.

EL James' 'Fifty Shades of Grey' was originally 'Twilight' fan fiction

The first volume in the popular erotic romance series was originally called "Master of the Universe" and focused on the main characters of "Twilight," the popular vampire series by Stephanie Meyer. After it became a hit in fan fiction communities, James removed the references to "Twilight" and changed the title. It would go on to be the fastest-selling paperback of all time in the United Kingdom and lead to additional books and film adaptations.

'Harry Potter and the Cursed Child’ became an award-winning stage play

Premiering in 2016, the play continues the story beyond the original books and has run in London’s West End and on Broadway, winning nine Olivier Awards and six Tony Awards, including best play.

'The Wizarding World of Harry Potter' brought the books to life in theme parks

Opened in 2010 at Universal Orlando, the immersive attraction recreates Hogwarts, Hogsmeade and Diagon Alley. Additional Wizarding World lands now operate at Universal parks in Japan, Hollywood, and Beijing.

The term 'scientist' was coined in a 1834 book review by English polymath William Whewell, who needed an alternative to 'man of science' to describe Scottish writer Mary Somerville.

Hogwarts Legacy was 2023’s bestselling video game

Set a century before the books, Hogwarts Legacy lets players explore an open-world version of the wizarding world. Released in 2023, it sold more than 30 million copies worldwide, topping global sales charts.

The ‘Harry Potter’ franchise is valued at more than $32B

Combining book sales, films, theme parks, and merchandise, Harry Potter ranks among the world’s highest-grossing media franchises—estimated at more than $32B in total value, alongside giants like Star Wars and Marvel.

The 'Howl' obscenity trial changed American publishing

The "Howl" obscenity trial is one of the most significant in American publishing, affirming that material with the "slightest redeeming social importance" cannot be considered "obscene." In the process, it permits artists, like Allen Ginsberg, to use the language they see fit to express themselves.

MuggleCast is the original ‘Harry Potter’ fan podcast

Launched in 2005 by the creators of MuggleNet, MuggleCast offers weekly discussions, news and fan theories on Harry Potter. It quickly became one of the internet’s major fandom podcasts and still runs today.

Imagining how genetics works in 'Harry Potter' and how muggle-born Hermione is a witch

Dr. Robert Pyatt, director of Sanford Health’s medical genetics lab, talks through real-world genetics scenarios in the Harry Potter series, from the Weasley's red hair and freckles to why Hermione, a witch, could be born to "muggle"—or nonmagical—parents.

DH Lawrence's novel 'Lady Chatterley's Lover' was banned for obscenity in numerous countries, but small private printings turned it into an underground sensation in the late 1920s.

Dr. Seuss was likely the first to use the word 'nerd' in print

The word appeared in 1950's "If I Ran the Zoo," but there are theories that the word (or forms of it) were already part of popular slang before the book was published.

How 'Star Wars' changed science fiction

The popularity of "Star Wars" shifted the market away from the more literary, and sometimes cynical, science fiction of the 1960s and '70s. In the wake of George Lucas' space opera, publishers and studios wanted similarly optimistic adventure stories. In time, though, writers like William Gibson would react against that and, in turn, create the "cyber punk" subgenre.

The first line of 'The Stranger' is one of literature's most famous openings

The novel's first sentence thrusts readers into the narrator Mersault's world, but its meaning can shift depending on the translation. A 1988 translation by Matthew Ward attempted to "Americanize" the text, removing some Britishisms and bringing it closer to what Camus intended in the original French manuscript. That included changing "Mother" to "Maman," a more familiar—and childlike—name. (Some readers may experience a paywall.)

'Harry Potter’ ranks among the highest-grossing film franchises in history

The eight Harry Potter films earned $7.7B worldwide, placing the series alongside Star Wars, Marvel and James Bond as one of the top-grossing movie franchises ever produced. Watch a comparison over time here.

A sample of quirky medieval era-book titles

The medieval book publishing industry wasn't quite so robust as our modern era's, but the mystical and satirical tomes coming out at that time still needed a name. Peruse this list of some of the quirkier of those titles, which reflects the era's literalness, theological interest, and downright silliness.

If a publisher wants to sell fan fiction, they encourage writers to change key details

Historically, companies that publish popular fan fiction have their authors change a few details—like character names, settings, or other details—to avoid potential copyright violations. Many believe the risk is worth the reward, though the legality remains murky. (Some users may experience a paywall.)

In the original 'Wizard of Oz' book, Dorothy's slippers were silver, but they were changed to ruby for the 1939 film adaptation so they would pop on screen.

George Orwell's original preface to 'Animal Farm' criticized the publishers who had rejected the book for political reasons.

The Library of America, a reissue series that began in 1982, repackaged classic works of American writers at a low cost to encourage readers to engage with what it considered the American literary canon.

'Fantastic Beasts' expanded the film franchise with mixed results

Warner Bros. launched the "Fantastic Beasts" prequel series in 2016 to explore the wizarding world’s earlier history. Despite strong openings, later films saw declining box office returns and lukewarm critical reception.