Ernő Rubik is a Hungarian inventor, architect and professor of architecture. He is best known for the invention of mechanical puzzles including Rubik's Cube (1974), Rubik's Magic, Rubik's Magic: Master Edition, and Rubik's Snake.
Rubik's Magic, like Rubik's Cube, is a mechanical puzzle invented by Ernő Rubik and first manufactured by Matchbox in the mid-1980s.
David Breyer Singmaster is a retired professor of mathematics at London South Bank University, England, UK. A self-described metagrobologist, he has a huge personal collection of mechanical puzzles and books of brain teasers. He is most famous for being an early adopter and enthusiastic promoter of the Rubik's Cube. His Notes on Rubik's "Magic Cube" which he began compiling in 1979 provided the first mathematical analysis of the Cube as well as providing one of the first published solutions. The book contained his cube notation which allowed the recording of Rubik's Cube moves, and which quickly became the standard.
The World Cube Association (WCA) is the worldwide organization that regulates and holds competitions for mechanical puzzles that are operated by twisting groups of pieces, commonly known as twisty puzzles. The most famous of those puzzles is the Rubik's Cube. The WCA was founded by Ron van Bruchem of the Netherlands and Tyson Mao of the United States. The goal of the World Cube Association is to have "more competitions in more countries with more people and more fun, under fair conditions." In 2017, they started work to become a non-profit organization and on November 20, 2017 the state of California accepted the initial registration of the World Cube Association.
Trevor Truran is a United Kingdom former mathematics teacher, best known as the creator of many games and puzzles. Truran began making up games as mathematical teaching aids. At one time his entire mathematics course for 9-13 year olds was based on games, puzzles and story situations.
Ideal Toy Company was an American toy company founded by Morris and Rose Michtom. During the post–World War II baby boom era, Ideal became the largest doll-making company in the United States. Their most popular dolls included Betsy Wetsy, Toni, Saucy Walker, Shirley Temple, Miss Revlon, Patti Playpal, Tammy, Thumbelina, Tiny Thumbelina, and Crissy. Their last big hit was the Rubik's Cube.
God's algorithm is a notion originating in discussions of ways to solve the Rubik's Cube puzzle, but which can also be applied to other combinatorial puzzles and mathematical games. It refers to any algorithm which produces a solution having the fewest possible moves, the idea being that an omniscient being would know an optimal step from any given configuration.
Bob Burton is an American speedcuber, most famous for competing in and organizing competitions all over the world and his former world records on the Rubik's Magic and Rubik's Master Magic.
Nicolas Hammond is a British Rubik's Cube expert and businessman. He has lived in the US since 1986. He made the world's first Internet banking transaction.
The Rubik's Cube, a 1974 invention of Ernő Rubik of Hungary, fascinated people around the globe and became one of the most popular games in America in the early 1980s, having been initially released as the Magic Cube in Hungary in late 1977, and then re-manufactured and released in the western world as Rubik's Cube in 1980. As of January 2009, 350 million cubes have been sold worldwide making it the world's top-selling puzzle game. It earned a place as a permanent exhibit in New York’s Museum of Modern Art and entered the Oxford English Dictionary in 1982. The Cube retains a dedicated following, with almost 40,000 entries on YouTube featuring tutorials and video clips of quick solutions.
Feliks Aleksanders Zemdegs is an Australian Rubik's Cube speedsolver.
Mark Setteducati is a magician and inventor of magic, illusions, games and puzzles. He is also an author, known for the book, The Magic Show, and featured on PBS Inventors.
The Layer by Layer method is a method of solving the 3x3x3 Rubik's Cube. Many beginners' methods use this approach, but it also forms the basis of the CFOP speedcubing technique.
Tony Fisher is a British puzzle designer who specialises in creating custom rotational puzzles. He is acknowledged by cubing enthusiasts as a pioneer in the creation of new puzzle designs and new manufacturing techniques. In 2017 the Guinness Book of World Records acknowledged Fisher as the creator of the world's largest Rubik's cube.
Krishnam Raju Gadiraju is an Indian speedcuber and unicyclist. He is a six-time world record holder and the first Indian to ever set a world record in speedcubing and unicycling.
Larry D. Nichols, born 1939 in the United States, is a puzzle designer. He grew up in Xenia, Ohio, and studied chemistry at DePauw University in Greencastle, Indiana, before moving to Massachusetts to attend Harvard Graduate School. He is best known for the invention of mechanical puzzles including 'The Nichols Cube Puzzle' (1974), patent US365520. He has lived with his wife Karen in Arlington, Massachusetts since 1959.
Prithveesh K. Bhat or Prathvish K. Bhat is an Indian Rubik's Cube speedcuber and mosaic artist. He has set several Rubik's Cube records, including the Guinness World Record for ′Largest Dual Sided Rubik’s Cube Mosaic′, leading a team of 20 members.
