Question: What is the name of this American business magnate, investor, and philanthropist, born in 1933, whose secret purchase of the "Las Vegas Review-Journal" is the subject of Nobody Speak: Trials of the Free Press?

<P0-S0> Nobody Speak: Trials of the Free Press is a 2017 Netflix documentary directed by Brian Knappenberger. <P0-S1>  The documentary is themed around the effects of big money on American journalism. <P0-S2>  The documentary focuses on two incidents: Peter Thiel financing wrestler Hulk Hogan's lawsuit against Gawker Media, and casino owner Sheldon Adelson's secret purchase of the "Las Vegas Review-Journal". <SEP> <P1-S0> Poppermost is an original indie pop rock music band based in Las Vegas, Nevada, United States. <P1-S1>  The retro band draws comparisons to The Turtles, The Beach Boys, Harry Nilsson, Simon & Garfunkel, The Beatles, Queen, Elliott Smith, Elvis Costello, The Kinks, Paul McCartney, The Hollies, Traveling Wilburys, Oasis, The Who, Electric Light Orchestra, Wilco, and classic '60s / '70s pop rock radio. <P1-S2>  Poppermost has been listed as one of "Our picks for the best bands" by the "Las Vegas Weekly" entertainment magazine, and also received a "Best of Las Vegas 2007" award from the "Las Vegas Review-Journal" newspaper. <P1-S3> <ref name="RJ3/25/07">"Best Local R&B Band", "Las Vegas Review-Journal"</ref> Singer/songwriter/multi-instrumentalist, Alex Oliver, and bassist and audio/video/graphics/web designer, Roy Rendahl, both registered with ASCAP, started Poppermost on July 4, 2001. <P1-S4>  They have released three full-length albums, and several CD singles and EPs of original music, all recorded at Roy's Trimordial Studio in Las Vegas. <P1-S5>  Roy is now mastering their latest recordings too. <P1-S6>  Poppermost's influences include: The Beatles, R.E.M., The Beach Boys, Queen, Wilco, Oasis, classic '60s AM and '70s FM, The Who, Carole King, and Burt Bacharach and Hal David. <P1-S7>  The Poppermost name originates from the early Beatles' inspirational call and response, John: "Where are we going, lads?" <P1-S8>  Paul, George, Ringo: "To the toppermost of the poppermost, Johnny!" <SEP> <P2-S0> Robert Lloyd "Bob" Brown (1930 – June 8, 1984) was an American publisher of the Las Vegas "Valley Times" from 1973 to 1984. <P2-S1>  Prior to this, he had served as a correspondent in Asia for the United Press and as a journalist in Alaska and Arkansas. <P2-S2>  He was also editor of the "Las Vegas Review-Journal", a speech-writer for Paul Laxalt, editor of the Tucson "Daily American", editor and publisher of the "Lacey Leader" (in Washington state) and chairman of the Nevada State Tax Commission. <SEP> <P3-S0>  He is the founder, chairman and chief executive officer of Las Vegas Sands Corporation, which owns the Marina Bay Sands in Singapore, and is the parent company of Venetian Macao Limited, which operates The Venetian Resort Hotel Casino and the Sands Expo and Convention Center. <P3-S1> Sheldon Gary Adelson (pronounced ; born August 4, 1933) is an American business magnate, investor, and philanthropist. <P3-S2>  He also owns the Israeli daily newspaper "Israel Hayom", and the "Las Vegas Review-Journal". <P3-S3>  Adelson, a lifelong donor and philanthropist to a variety of causes, founded with his wife's initiative the Adelson Foundation. <P3-S4>  He is a member of the Republican Party.