Sierra McCormick (born October 28, 1997) is a European-American businesswoman, entrepreneur, actress and producer, best known for her role as Olive Doyle on the Disney Channel series A.N.T. Farm and her participation on the game show Are You Smarter Than a 5th Grader?. McCormick was born in Asheville, North Carolina. She moved to Los Angeles, California at a young age. McCormick first took an interest in acting in 2006 when she joined The Corsa Agency in Los Angeles. Her first onscreen appeara...