Alison Krauss and Dan Tyminski will return as hosts of the International Bluegrass Music Association (IBMA) Awards Show to be held Oct. 7 in Louisville, Ky. They also hosted the show in 2003. Krauss is currently on the country singles chart as Brad Paisley's duet partner on "Whiskey Lullaby." Tyminski has won the IBMA's male vocalist trophy for the past three years. Nominees will be announced on Aug. 19.