Episodes (2010) Writer – 2 Episodes (2010) The Walking Dead Producer – 32 Episodes (2012–2014) Co-Executive Producer – 64 Episodes (2014–2018) Executive Producer – 62 Episodes (2018–2022) Writer – 28 Episodes (2011–2021) Story Editor – 13 Episodes (2011–2012) Story by – 2 Episode (2017-2022) Teleplay by – 1 Episode (2017) Terriers episodes 1.06 – "Ring-a-Ding-Ding" 1.12 – "Quid Pro Quo" (co-written with Leslye Headland) The Walking Dead episodes 2.06 – "Secrets" 2.11 – "Judge, Jury, Executioner" 3.05 – "Say the Word" 3.11 – "I Ain't a Judas" 4.02 – "Infected" 4.12 – "Still" 4.16 – "A" (co-written with Scott M. Gimple) 5.03 – "Four Walls and a Roof" (co-written with Corey Reed) 5.08 – "Coda" 5.15 – "Try" 6.03 – "Thank You" 6.10 – "The Next World" (co-written with Corey Reed) 6.13 – "The Same Boat" 7.03 – "The Cell" 7.07 – "Sing Me a Song" (co-written with Corey Reed) 7.09 – "Rock in the Road" 7.14 – "The Other Side" 7.16 – "The First Day of the Rest of Your Life" (co-written with Scott M. Gimple and Matthew Negrete) 8.05 – "The Big Scary U" (co-written with Scott M. Gimple and David Leslie Johnson) 8.06 – "The King, the Widow, and Rick" (co-written with Corey Reed) 8.08 – "How It's Gotta Be" (co-written with David Leslie Johnson) 8.10 – "The Lost and the Plunderers" (co-written with Channing Powell and Corey Reed) 8.13 – "Do Not Send Us Astray" (co-written with Matthew Negrete) 8.16 – "Wrath" (co-written with Scott M. Gimple and Matthew Negrete) 9.01 – "A New Beginning" 9.16 – "The Storm" (co-written with Matthew Negrete) 10.01 – "Lines We Cross" 11.01 – "Acheron: Part I" (co-written with Jim Barnes) 11.02 – "Acheron: Part II" (co-written with Jim Barnes) 11.24 – "Rest in Peace" (story) References External links American television writers Occidental College alumni USC School of Cinematic Arts alumni American women television writers Living people Place of birth missing (living people) Television producers from California American women television producers People from Irvine, California American writers of Korean descent Screenwriters from California Showrunners 1976 births 21st-century American screenwriters 21st-century American women writers