Question: Who owns the sister publication of the publication for which Leander Kahney was managing editor and senior reporter?

full_context: Document 1: Mark Papermaster: Mark Papermaster is the Chief Technology Officer at Advanced Micro Devices. He had been the Senior Vice President of Devices Hardware Engineering at Apple Inc. He replaced Tony Fadell who was responsible for the team that created the iPod. Papermaster worked at IBM from 1982 to 2008. His last position at IBM was as vice president of IBM's blade server division. In 2008, Papermaster's decision to move from IBM to Apple became central to a court case considering the validity and scope of an employee non-compete clause in the technology industry. In August 2010 he stepped down from his position because of issues with Apple's internal politics and corporate culture.
Document 2: The Cult of Mac (book): The Cult of Mac is a book by Leander Kahney. The book discusses fanaticism about the Apple product line and brand loyalty.
Document 3: AnandTech: AnandTech is an online computer hardware magazine. It was founded in 1997 by then-14-year-old Anand Lal Shimpi, who served as CEO and editor-in-chief until August 30, 2014, with Ryan Smith replacing him as editor-in-chief. The web site is a source of hardware reviews for off-the-shelf components and exhaustive benchmarking, targeted towards computer building enthusiasts, but later expanded to cover mobile devices such as smartphones and tablets. Its investigative articles have been cited by other technology news sites like PC Magazine and The Inquirer.
Document 4: Appz Magazine: Appz Magazine identifies emerging technologies and analyzes their impact for technology and business leaders—the senior executives, entrepreneurs, venture capitalists, engineers, developers, and researchers who create and fund the innovations that drive the global economy. Appz Magazine is an independent media company that is owned by LFD Communications and published in the United Kingdom. The magazine was established in 2002 and is mainly a print magazine with a minimal online presence. LFD Communications owns several independent media companies across the world.
Document 5: Macworld: Macworld is a web site dedicated to products and software of Apple Inc., published by Mac Publishing, which is headquartered in San Francisco, California. It started life as a print magazine in 1984 and had the largest audited circulation (both total and newsstand) of Macintosh-focused magazines in North America, more than double its nearest competitor, "MacLife" (formerly "MacAddict"). "Macworld" was founded by David Bunnell (publisher) and Andrew Fluegelman (editor). It was the oldest Macintosh magazine still in publication, until September 10, 2014, when IDG, its parent company, announced it was discontinuing the print edition and laid off most of the staff, while continuing an online version.
Document 6: Condé Nast: Condé Nast Inc. (stylized as CONDÉ NAST) is an American mass media company founded in 1909 by Condé Montrose Nast, based at One World Trade Center and owned by Advance Publications. The company attracts more than 164 million consumers across its 20 brands and media: "Allure", "Architectural Digest", "Ars Technica", "Backchannel", "Bon Appétit", "Brides", "Condé Nast Traveler", "Epicurious", "Glamour", "Golf Digest", "GQ", "Pitchfork", "Self", "Teen Vogue", "The New Yorker", "Vanity Fair", "Vogue", "W" and "Wired".
Document 7: Fast Company (magazine): Fast Company is a monthly American business magazine published in print and online that focuses on technology, business, and design. It publishes 10 print issues per year. Robert Safian has been the editor-in-chief since 2007, having previously worked at "Fortune", "Time", and "Money". "Fast Company" is owned by Mansueto Ventures and is headquartered in New York, New York.
Document 8: Slate (magazine): Slate is an online magazine that covers current affairs, politics, and culture in the United States from a liberal perspective. It was created in 1996 by former "New Republic" editor Michael Kinsley, initially under the ownership of Microsoft as part of MSN. On December 21, 2004, it was purchased by The Washington Post Company, later renamed the Graham Holdings Company. Since June 4, 2008, "Slate" has been managed by The Slate Group, an online publishing entity created by the Graham Holdings Company to develop and manage web-only magazines. "Slate" is based in New York City, with an additional office in Washington, D.C.
Document 9: Leander Kahney: Leander Kahney (born 25 November 1965) is a technology writer and author. He is a former managing editor, and previously a senior reporter, at Wired News, the online sister publication of "Wired". He is also the author of four books centered on the subculture surrounding Apple products, as well as the company itself: "The Cult of Mac", "Cult of iPod" (ISBN  ) "Inside Steve's Brain" and "Jony Ive — The Genius Behind Apple’s Greatest Products".
Document 10: W (magazine): W is a monthly American fashion magazine published by Condé Nast, who purchased original owner Fairchild Publications in 1999. It was created in 1971 by the publisher of sister magazine "Women's Wear Daily", James Brady. The magazine is an oversize format – ten inches wide and thirteen inches tall. Stefano Tonchi is the editor of "W"; Lucy Kriz is the vice president and publisher. "W" magazine has a reader base of nearly half a million, 469,000 of which are annual subscribers. 80 % of the magazine's readers are female and have an average household income of $135,840.
Document 11: Wired (magazine): Wired is a monthly American magazine, published in print and online editions, that focuses on how emerging technologies affect culture, the economy, and politics. Owned by Condé Nast, it is headquartered in San Francisco, California, and has been in publication since March/April 1993. Several spin-offs have been launched including: "Wired UK", "Wired Italia", "Wired Japan" and "Wired Germany".
Document 12: Leander Kahney: Leander Kahney (born 25 November 1965) is a technology writer and author. He is a former managing editor, and previously a senior reporter, at Wired News, the online sister publication of "Wired". He is also the author of four books centered on the subculture surrounding Apple products, as well as the company itself: "The Cult of Mac", "Cult of iPod" (ISBN  ) "Inside Steve's Brain" and "Jony Ive — The Genius Behind Apple’s Greatest Products".
Document 13: Gary Wolf (journalist): Gary Wolf is a writer, contributing editor at America's "Wired" magazine and co-founder of the Quantified Self. Among his other Wired stories, Wolf is the author of "The Curse of Xanadu," about Ted Nelson and Project Xanadu, and "The World According to Woz", about Steve Wozniak.
Document 14: Johny Srouji: Johny Srouji is Apple’s senior vice president of Hardware Technologies, reporting to CEO Tim Cook.
Document 15: Computer Magazine: Computer Magazine (and their website www.ComputerMagazine.com) is a popular magazine and online news site on computing and technology, offering current news and reviews of popular and new business and consumer technologies, software, hardware, mobile computing, tablets, PCs, Macs, Windows, Linux, telecom, cellular, wireless, data, cloud and science news on digital technologies and everything in the "tech-sphere and digi-verse", especially focused on information technology, devices, software and services and related subjects, such as networking, servers, data centers and corporate data infrastructure technologies, and the Internet. Their online site, since 1997, is located at ComputerMagazine.com. "Computer Magazine" produces industry instructional and a popular ongoing webcast/podcast talk show and performs evaluations and reviews of IT industry technology products, hardware, software and services with objective reporting widely respected as independent and objective, and trusted in the industry. "Computer Magazine" is a free publication (in addition to their webcasts and other resources) sponsored by the nonprofit UTCP (United Technology and Computing Professionals) organization, and as such charges no fees for the publication nor is influenced by advertising, so their reviews are relied on in the industry and considered unbiased and thorough. "Computer Magazine" is one of the early large technology publications and resources available on the web still existent and thriving today and that has remained independent. ComputerMagazine.com is a tech news and resources consolidator that publishes part of the site in a semi-time line/blogging format that is popular among their wide following of subscriber and non-subscriber readers, allowing readers to respond and comment on various articles. Site contributors include many of the well known technology authors, experts and publication sources, content and articles are provided by major technology syndicators and by external expert technology sources (such as "Computer World", "Information Week", "Network World", "Wired," "Time", etc.) as well as "Computer Magazine" staff writers, and is currently managed and edited by the industry veteran Christopher Swearingin an MCSE and former CIO and regarded author as well as contributor/reporter for "Computer Magazine" and other publications.
ground_truth: Condé Nast