Sarah Koenig worked for more than ten years as a producer of This American Life before she and Julie Snyder started SERIAL.

She's guest-hosted This Ameican Life several times, most memorably for the "No Coincidence, No Story" show. She's produced and reported some of TAL's most popular shows, including "Switched at Birth," "Dr. Gilmer and Mr. Hyde," "Petty Tyrant," and "Habeas Schmabeas," a Peabody Award-winning show about Guantanamo Bay.

Before joining This American Life in 2004, Koenig covered criminal justice and was a State House reporter at The Baltimore Sun and the Concord Monitor in New Hampshire.