SXSW Panel - Vote for More Music Royalties! MAM FamilyStassy VelinovaAugust 13, 20142015 SXSW PanelPicker, commercial music licensing, commercial music royalties, Hunter Williams, MAM Family, Manage Ad Music, Mark Vermatt, Nan Wilson, Production Music Association, Soundmouse, Sounds Like Publishing, Steven Joyce, voteComment