Artists, music supervisors, branding executives, digital media gurus, activists, label owners, festival bookers, bloggers, publicists, legends and youngsters all have a say at SXSW. Here are some notable speakers from recent years:

Photo of Juanes and Dave Marsh courtesy of Hutton Supancic.

Ken Abdo, Lommen Abdo Law Firm
Paul Adams, Bang The Drum
Nic Adler, The Roxy Theatre
Dave Allen, NORTH
Marika Anthony-Shaw, Arcade Fire
Ian Astbury, The Cult
Martin Atkins, Tour:Smart
George Avakian
Louie Bandak, Interscope Records
Ivan Barias, Carvin & Ivan
Skunk Baxter
Richard Bengloff, The American Association of Independent Music (A2IM)
Ray Benson, Bismeaux Productions LLC
Boche Billions, The Billions Corporation
Bob Boilen, NPR Music
Richard Blais
Bomba Estereo
Joe Boyd, Carthage Music Ltd
Jeffrey Brabec, Chrysalis Music Group
Todd Brabec, USC Music Industry Dept/Music Money & Success
Glenn Otis Brown, YouTube
Darin Bresnitz, Finger On The Pulse
Greg Bresnitz, Snacky Tunes/Finger On The Pulse
Jordan Burger, The Agency Group Ltd
Clem Burke, Blondie Music Inc
Syd Butler, Frenchkiss Records
Gary Calamar, GO Music Services
Bryan Calhoun, Label Management Systems LLC
Judy Cantor-Navas, Billboard
Ashley Capps, AC Entertainment
Matthew Caws, Nada Surf
Chamillionaire
Dan Charnas
Billy Chasen, turntable.fm Edoardo Chavarin, NACO USA LLC
Cheap Trick
Sean Coakley, Songlines
Jarvis Cocker
Jonathan Cohen, Late Night with Jimmy Fallon
Warren Cohen, VH1
Jason Colton, Red Light Management
Dave 'Davey D' Cook, Hard Knock Radio
Stu Cook, Creedence Clearwater Revival
Tomas Cookman, Nacional Records
M Shawn Crahan, Slipknot
Larry Crane, Tape Op/Jackpot! Recording
Kandia Crazy Horse
Ice Cube, Cube Vision
Joe Cuello, MTV
Jennifer Czeisler, Sub Pop Records
Britt Daniel, Spoon
Jonathan Daniel, Crush Music Media Management
Jonathan Demme
Jim DeRogatis, Sound Opinions
Tom DeSavia, Notable Music Co
Devo
Dez Dickerson, Pavilion Entertainment
John Doe, The John Doe Corporation
Thomas Dolby, Lost Toy People Inc
Donovan
George Drakoulias
Duran Duran
Martin Elbourne, The Great Escape Festival
Bob Emmer, Shout! Factory
Jay Faires, Lionsgate Entertainment
Shawn Fanning, Airtime
Rick Farman, Superfly Productions
Danny Fields, "16" Magazine
Rob Fields, Boldaslove.us
Jana Fleishman, Roc Nation
Bruce Flohr, Red Light Management
Leslie Fram, CMT
Alex Franco, Sentido Comun
David Fricke, Rolling Stone Magazine
Daryl Friedman, GRAMMYs
Justin Gage, Aquarium Drunkard
Trevor Gale, SESAC
Merrill Garbus, tUnE-yArDs
Eric Garland, BigChampagne
Gloria Gaynor, GLOLO LLC
Gilberto Gil
Scott Gillmore, Emmis Communications
Rob Glaser, RealNetworks
Daniel Glass, Glassnote Entertainment Group
Karen Glauber, Hits Magazine
Jordan Glazier, Eventful Inc
Danny Goldberg, Gold Village Entertainment
Martin Goldschmidt, Cooking Vinyl
Michael Goldstone, Mom+Pop Music
Jeff Greenberg, The Village
Steve Greenberg, Lipps Inc
Jim Griffin, OneHouseLLC
Bob Gruen, Bob Gruen Studio
Arlo Guthrie, Rising Son Records
Matthew Hales, Aqualung
Daryl Hall
Hanson
Ed Harcourt
Nic Harcourt, SamLuna Media Inc
John Wesley Harding, Popover Corps
Emmylou Harris
Grant Hart, Con d'or
Matt Hickey, High Road Touring
David Hirshland, Bug Music
Dominic Hodge, Frukt Music
The Hold Steady
Dawn Holliday, Slims/Great American Music Hall
T.J. Holmes, BET Networks
Rita Houston, WFUV
David Hyman, MOG
Ken Irwin, Rounder Records
Nicolas Jaar, Clown & Sunset Aesthetics
Tony James, Carbon/Silicon
Eli Janney, Girls Against Boys
Jewel
Peter Jenner, Sincere Management
Mikel Jollett, The Airborne Toxic Event
Booker T Jones Mick Jones, Carbon/Silicon
Rickie Lee Jones
Regina Joskow, The Verve Music Group
Juanes
Christopher Kaskie, Pitchfork Media
Mark Kates, Fenway Recordings
David Katznelson, Birdman Recording Group Inc
Jon Kertzer, KEXP
Tony Kiewel, Sub Pop Records
Brad King, Northern Kentucky University
Adam Klein, eMusic
Steve Knopper, Rolling Stone Magazine
Eddie Kramer, WOODSTOCK
Ted Kryczko, Walt Disney Records
John Kunz, Waterloo Records and Video
Jordan Kurland, Zeitgeist Artist Management LTD
Teresa LaBarbera Whites, Jive Records
Kendrick Lamar
Michael Lang, WOODSTOCK
Dina LaPolt, LaPolt Law PC
Elizabeth Leahy, Section 101
Ted Leo
Sondre Lerche
Lady Leshurr
Ken Levitan, Vector Recordings
Kevin Liles, KWL Enterprises
Bob Ludwig, Gateway Mastering Studios Inc
Don MacKinnon, (RED)WIRE
Dan Mackta, JIVE Label Group
Kenny MacPherson, Chrysalis Music Group
Alex Maiolo, Future of Music Coalition
Jesse Malin
Trey Many, The Billions Corporation
Kent Marcus, Marcus & Colvin LLP
Dave Marsh, Rock&Rap Confidential
Tucker Martine
Mike Martinovich, Flatiron Management
George Massenburg, McGill University
Jessica Lea Mayfield
Mac McCaughan, Merge Records
Doc McGhee, McGhee Entertainment
Jon Mcildowie, The Great Escape Festival
Katrina McMullan, Mattel Inc
Louis Messina, The Messina Group
Jay Millar, United Record Pressing
Eugene Mirman
Claude Mitchell, ESPN
Ian Montone, Monotone Inc
Tom Moon, 1000 Recordings To Hear Before You Die
Thurston Moore, Ecstatic Peace
Sean Moriarty, Triton Media & Eventbrite
Chris Morris
Bob Mould
Dan Nakamura, Bulk Recordings
Nardwuar the Human Serviette
Vickie Nauman, Sonos
Nas Thao Nguyen, The Get Down Stay Down
Steve Nice, Nice Management and Consulting
Phil Nicolo, Studio 4 Recording
Mollie Neuman, eMusic
John Norris, Noisevox
The Oak Ridge Boys
Michael Ochs, Michael Ochs Archives
Rikke Oexner, Roskilde Festival
Matthew Ogle, Last.fm
Ira Padnos, MK Charities/Ponderosa stomp Foundation
Panos Panay, Sonicbids
John Pantle, United Talent Agency
Sean Parker, Airtime
Ali Partovi, iLike
Clay Pasternack, CPI/Burnside Dist
Joe Nick Patoski
Bill Pearis, BrooklynVegan.com
Sandy Pearlman, McGill University
Glenn Peoples, Billboard
Liz Phair
Matt Pinfield, MTV2
Jim Pitt, NBC
Poetic Pilgrimage
Jonathan Poneman, Sub Pop Records
Iggy Pop
David Porter, 8tracks
Ann Powers, NPR Music
Lyle Preslar
Jeff Price, TuneCore
Tim Quirk, Rhapsody America
Josh Rabinowitz, Grey Group
Aaron Ray, The Collective
Simon Raymonde, Bella Union
Steve Reich
Johnny Rivers
Ian Rogers, Topspin
Rick Rogers, DLR Management/University College Falmouth
Josh Rosenfeld, Barsuk Records
Matt Rosoff, The Business Insider
Pasquale Rotella, Insomniac Inc
Portia Sabin, Kill Rock Stars
Bob Santelli, The GRAMMY Museum
Alicen Schneider, NBC Universal TV Music
Alex Schulz, Reeperbahn Festival GbR
George Searle, LimeWire LLC
Gerald Seligman, WOMEX
Shearwater
Hank Shocklee, Shocklee Entertainment
John Simson, SoundExchange
Amrit Singh, Stereogum
Derek Sivers, MuckWork
Jay Sloan, ASCAP
Ethan Smith, The Wall Street Journal
Greg Sowders, Warner/Chappell
Jonas Stein, Turbo Fruits
Seymour Stein, Sire Records
Jody Stephens, Ardent Music LLC
Nick Stern, 7-10 Music
Terry Stewart, Rock & Roll Hall of Fame & Museum
Steve Stoute, Translation Advertising
John Strohm, Johnston Barton Proctor & Rose LLP
Chris Swanson, Jagjaguwar Records
Jay Sweet, Newport Folk Festival
Julie Swidler, Sony Music Entertainment
Sylvain Sylvain, New York Dolls
Chris Taylor, Last Gang Records
Martin Terefe, Kensaltown Records
Janet Timmons, Out the Other.com
Van Toffler, MTV Networks
Geoff Travis, Rough Trade Records
Com Truise
Daren Tsui, mSpot Inc
Tim Tuten, Hideout
Jaan Uhelszki, Relix Magazine
Beth Urdang, Agoraphone
Sami Valkonen, Nokia Music
Steven Van Zandt, Wicked Cool Records
Don VanCleave, TAO-The Artists Organization
John Varvatos, John Varvatos
Jack Vaughn, Comedy Central Records
Ron Vos, Fan2Band Inc
Andrew W.K.
Bruce Warren, WXPN
Nan Warshaw, Bloodshot Records
Anna Webber
Howie Weinberg
Tim Westergren, Pandora Media Inc
Alex White, Next Big Sound
Jason Moon Wilkins, Next Big Nashville/Soundland
Bernie Williams
Jody Williams, BMI
Mark Williams, Columbia Records
Mike IX Williams, Eyehategod/Arson Anthem/The Guilt of..
Paul Williams, ASCAP
Hal Willner
Ann Wilson, Heart
Nancy Wilson, Heart
Tom Windish, The Windish Agency LLC
Norm Winer, WXRT/CBS Radio
Alex Winter
T-Bone Wolk
David Wolter, RCA Music Group
Sean Yseult, White Zombie
Jay Yuenger, jyuenger.com
DJ Z-Trip
Brian Zisk, SanFran MusicTech Summit
Danny Zook, Alien Music Services

Ian Astbury photo courtesy of Earl McGehee
Thomas Dolby photo courtesy of Vic Hu
Gloria Gaynor photo courtesy of Josette Chen
Kendrick Lamar photo courtesy of Hutton Supancic
Ann Powers photo courtesy of Tim Strauss
Amrit Singh photo courtesy of Mindy Best
John Varvatos photo courtesy of Edmond Lorts
Heart photo courtesy of Earl McGehee