https://www.thequadrilateral.golf/home daily 1.0 2022-01-03 https://images.squarespace-cdn.com/content/v1/5fd840f7481f942658c4671d/44d08dac-8faf-456a-ab51-d9a20da84ec0/Screen+Shot+2021-12-30+at+11.45.19+AM.png Home https://images.squarespace-cdn.com/content/v1/5fd840f7481f942658c4671d/de90b604-f96c-48e6-a5a8-ad5c630f8a35/Screen+Shot+2021-12-30+at+12.03.57+PM.png Home https://images.squarespace-cdn.com/content/v1/5fd840f7481f942658c4671d/1608528959290-67DYFTWW6FYE4FWJBKYY/6E74AD11-EBD0-4016-BF29-33EA7E3E8E11_1_201_a.jpg Home - The Quadrilateral is written and compiled by longtime golf writer, podcaster, television analyst, author, architect and amateur handicapper Geoff Shackelford The Quadrilateral will make you a more informed fan of golf’s Grand Slam events, minus the conflicts, clutter and click bait https://www.thequadrilateral.golf/newsletter daily 0.75 2021-01-15 https://www.thequadrilateral.golf/faq daily 0.75 2021-01-11 https://images.squarespace-cdn.com/content/v1/5fd840f7481f942658c4671d/1608926111165-S8GOMCWFF6D3VSDM3EAV/IMG_1018.jpeg Contact https://images.squarespace-cdn.com/content/v1/5fd840f7481f942658c4671d/1608926833910-6Y6JA2YVLTKUQ75A1MLK/IMG_7384.jpeg Contact https://www.thequadrilateral.golf/the-author daily 0.75 2021-01-19 https://images.squarespace-cdn.com/content/v1/5fd840f7481f942658c4671d/1609185621963-KB79M56B3NY7GRM0SH15/IMG_0991.jpg The Author - Geoff Shackelford The Quadrilateral’s publisher has done a bit of everything in golf media and brings an unrivaled variety of interests to his coverage. https://images.squarespace-cdn.com/content/v1/5fd840f7481f942658c4671d/1608531197043-9L5DWXXMCJ2Q4Q9F7Q9F/IMG_0488.jpg The Author - Writer Since 1997 a contributor at some point to all of golf’s major publications and websites, The Quadrilateral’s proprietor has been the sole voice at GeoffShackelford.com since 2004. The site annual attracts over 1 million unique visitors and will continue to exist. https://images.squarespace-cdn.com/content/v1/5fd840f7481f942658c4671d/1608786366866-WSFHANM58SL54ZAW6SZN/IMG_3849.jpeg The Author - Books The Quadrilateral’s publisher is the author of ten books on golf. https://images.squarespace-cdn.com/content/v1/5fd840f7481f942658c4671d/1609185489247-8JQZ4WE04DMWKB0CLWNR/IMG_1842.jpeg The Author - College Golfer The author graduated from Pepperdine University in 1994 where he played on the men’s golf team. https://images.squarespace-cdn.com/content/v1/5fd840f7481f942658c4671d/1609185042695-2FKLPEFS0PJMGHDQMTIS/IMG_2489.jpeg The Author - Architecture Co-architect of Rustic Canyon Golf Course and consultant on the restoration of several classics, including The Los Angeles Country Club’s North Course, host of the 2023 U.S. Open. https://images.squarespace-cdn.com/content/v1/5fd840f7481f942658c4671d/1609349121402-IU1GO6Z4Z9H9P1JBJLMH/FEEF5B77-6FB5-4955-B966-8DD8CAF3664A.jpg The Author - Television A longtime contributor to Golf Channel’s Morning Drive, Golf Central and Live From shows, in recent years Geoff was part of the major championship feature department’s award-winning efforts (RIP) but will continue to bring his love of history, course design and media coverage to The Quadrilateral. https://images.squarespace-cdn.com/content/v1/5fd840f7481f942658c4671d/1609185568844-GD6C1UBA41FWZ5I8TCQE/IMG_8651.jpg The Author - Handicapper The majors are the best events for looking at trending players and their tendencies on the great venues hosting the Grand Slam tournaments, and Geoff will bring his investing advice in the build-up to the championships. He was also part of the admittedly huge ownership group for 2020 Kentucky Derby and Breeders Cup Classic winner Authentic so he can also read the Daily Racing Form. https://www.thequadrilateral.golf/impregnablequadrilateral daily 0.75 2021-01-05 https://images.squarespace-cdn.com/content/v1/5fd840f7481f942658c4671d/1608923098227-BCRK3OKHHME24U8HL3P6/Screen%2BShot%2B2020-12-23%2Bat%2B9.32.17%2BPM.jpg The Name https://images.squarespace-cdn.com/content/v1/5fd840f7481f942658c4671d/1608923380787-CVNFF6VBKLH9L87YKT23/IMG_3492.jpeg The Name https://www.thequadrilateral.golf/the-archive daily 0.75 2021-12-30 https://www.thequadrilateral.golf/donate daily 0.75 2025-05-09