Kara DioGuardi was introduced to America on seasons 8 and 9 of the hit FOX show, American Idol: The Search for a Superstar (2002) and was also featured as the head judge on Bravo's songwriting reality show competition, Platinum Hit (2011). Additionally, Kara starred in her Broadway stage debut as merry murderess "Roxie Hart" in the Tony Award-winning hit musical, "Chicago".As one of the most successful contemporary songwriters and music executives in the world, Kara's songs have appeared on more than 160 million albums, she's had 314 songs released by major labels, and enjoyed over 50 charting singles and 150 songs on platinum-selling albums. Her credits include successes and collaborations with artists such as Pink, Katy Perry, Céline Dion, Kelly Clarkson, Britney Spears, Christina Aguilera, Gwen Stefani, Carrie Underwood, Enrique Iglesias, Rascal Flatts, Darius Rucker, Faith Hill, Carlos Santana and many more.Kara is also an established record producer, record executive, music publisher and author. As Executive Vice President at Warner Brothers Records, Kara has signed artists like Jason Derulo and Iyaz. Her publishing company, "Arthouse Entertainment", boasts hits from Bruno Mars, Carrie Underwood, CeeLo Green, Eminem, B.O.B., Travie McCoy, Flo Rida, Whitney Houston and Sean Kingston. She also self-penned the HarperCollins book, "A Helluva High Note: Surviving Life, Love and American Idol". Kara is an active supporter of, and builds recording studios at Phoenix House, one of the nation's leading non-profits dedicated to leading individuals, families and communities, affected by addiction, from disrupted to productive lives.