Query: One of the co-executive producers of Buffy the Vampire Slayer was Korean.

Relevant passages:
Jane Espenson <=SEP=> Jane Espenson ( born July 14 , 1964 ) is an American television writer and producer .   Espenseon has worked on both situation comedies and serial dramas . She had a five-year stint as a writer and producer on Buffy the Vampire Slayer and shared a Hugo Award for her writing on the episode `` Conversations with Dead People '' . From 2006 -- 2010 , Espenson had worked on Battlestar Galactica and many of its supplementary works . Between 2009 -- 2010 she served on Caprica , as co-executive and executive producer for the television series . In 2010 she wrote an episode of HBO 's Game of Thrones , and joined the writing staff for the fourth season of the British television program Torchwood , which aired on BBC One in the United Kingdom and Starz in the United States during mid-2011 .   She is currently working as a consulting producer and writer on ABC 's 2011 series Once Upon a Time , and has co-written and produced her first independent original web series with co-creator Brad Bell , entitled Husbands .

Buffy the Vampire Slayer <=SEP=> Buffy the Vampire Slayer is an American television series created by Joss Whedon under his production tag , Mutant Enemy Productions with later co-executive producers being Jane Espenson , David Fury , David Greenwalt , Doug Petrie , Marti Noxon , and David Solomon . The series premiered on March 10 , 1997 , on The WB and concluded on May 20 , 2003 , on UPN . The series narrative follows Buffy Summers ( played by Sarah Michelle Gellar ) , the latest in a line of young women known as `` Vampire Slayers '' , or simply `` Slayers '' . In the story , Slayers are `` called '' ( chosen by fate ) to battle against vampires , demons , and other forces of darkness . Like previous Slayers , Buffy is aided by a Watcher , who guides , teaches , and trains her . Unlike her predecessors , Buffy surrounds herself with a circle of loyal friends who become known as the `` Scooby Gang '' .   The series received critical and popular acclaim , frequently being listed as one of the greatest TV shows of all time , and usually reached between four and six million viewers on original airings . Although such ratings are lower than successful shows on the `` big four '' networks ( ABC , CBS , NBC , and Fox ) , they were a success for the relatively new and smaller WB Television Network .   Buffy 's success has led to hundreds of tie-in products , including novels , comics , and video games . The series has received attention in fandom ( including fan films ) , parody , and academia , and has influenced the direction of other television series .

Doug Petrie <=SEP=> Douglas `` Doug '' Petrie is an American screenwriter , director , and producer . Best known as a writer , director , and co-executive producer on Buffy the Vampire Slayer . He co-wrote the screenplays for the Fantastic Four film and Harriet the Spy . He has also written for the television shows Angel , The 4400 , Tru Calling and American Horror Story : Coven . He served as a co-executive producer and writer for two seasons on CSI : Crime Scene Investigation and as a consulting producer and writer on the second season of Pushing Daisies . He made a cameo on Joss Whedon 's web-based film , Dr. Horrible 's Sing-Along Blog , as `` Professor Normal '' . He served as co-executive producer on the first season of the Netflix show Daredevil , and took over as showrunner for its second season alongside Marco Ramirez . In April 2016 Petrie and Ramirez were announced as showrunners of The Defenders , a miniseries that crosses over Daredevil , Jessica Jones , Luke Cage , and Iron Fist .

David Greenwalt <=SEP=> David Greenwalt ( born October 16 , 1949 ) is an American screenwriter , director and producer .   He was the co-executive producer of the TV series Buffy the Vampire Slayer and co-creator of its spinoff , Angel . He is also co-creator of the short-lived cult television show Profit . He co-created the NBC supernatural drama Grimm .

Marti Noxon <=SEP=> Martha Mills `` Marti '' Noxon ( born August 25 , 1964 ) is an American television and film writer first known for writing and producing Buffy the Vampire Slayer . She is currently executive producing and writing the Bravo comedy-drama series Girlfriends ' Guide to Divorce and the Lifetime comedy-drama series UnREAL . She is also an executive producer of the CBS medical drama series Code Black .

David Solomon (TV producer) <=SEP=> David Solomon is an American television director and producer .   He is well known for directing Buffy the Vampire Slayer between 1997 and 2003 . He also directed one episode of Firefly in 2002 , over a season of Las Vegas in 2004 and 2005 , one episode of Private Practice in 2007 and the first episode of the 2008 Knight Rider series .   Some of Solomon 's other television credits include Dollhouse , The Gates , Nikita , Tru Calling , Chuck , Burn Notice , Once Upon a Time , Fringe and Agents of S.H.I.E.L.D. .   He also worked as an editor and producer on a number of Perry Mason television films .

David Fury <=SEP=> David Fury ( born 5 March 1959 ) is an American television writer , producer , and director .