Question: Anna Howard Shaw Day starred the actor, director, and producer who was best known for playing what character on Mad Men?

Context articles: Megan Henning
Bruce Greenwood
Vincent Kartheiser
John Slattery
Anna Howard Shaw Day
Matt McKenzie
Jonathan Abrahams
Jon Hamm
Mary Garrett
Stephanie Courtney

Megan Henning is an American actress.
 She is known for playing Meredith Davies on "7th Heaven" and Monica Shaw on David E. Kelley's "The Brotherhood of Poland, New Hampshire".
 In 2008, she began playing the recurring role of Judy Hofstadt, Betty Draper's compassionate sister-in-law, on "Mad Men".
Stuart Bruce Greenwood (born August 12, 1956) is a Canadian actor and producer.
 He is generally known for his roles as American presidents in "Thirteen Days", "" and "", Ben Stevenson in "Mao's Last Dancer", and for his role as Captain Christopher Pike in J. J. Abrams's "Star Trek" reboot series.
 In television, Greenwood starred as Gil Garcetti in "", and has appeared in "Mad Men", "St. Elsewhere", "Knots Landing" and "John from Cincinnati".
Vincent Paul Kartheiser (born May 5, 1979) is an American actor best known for playing Pete Campbell in "Mad Men" and Connor in the WB TV series "Angel".
John M. Slattery Jr. (born August 13, 1962) is an American actor and director.
 He is best known for his role as Roger Sterling in the AMC drama series "Mad Men" and for his role as Howard Stark in cameo appearances in the Marvel Cinematic Universe films "Iron Man 2", "Ant-Man", and "".
 He has received four Primetime Emmy Awards nominations and two Critics' Choice Television Awards for "Mad Men".
 He was also part of the "Mad Men" ensemble cast that won two SAG Awards.
"Anna Howard Shaw Day" is the thirteenth episode of the fourth season of the American television comedy series "30 Rock", and the 71st episode of the series overall.
 It was written by supervising producer Matt Hubbard and directed by Ken Whittingham.
 The episode originally aired on the National Broadcasting Company (NBC) network in the United States on February 11, 2010.
 Elizabeth Banks, Jon Hamm, Shinnerrie Jackson, Douglas Rees, Horatio Sanz, Jason Sudeikis, and Dean Winters guest star in this episode, and there is a cameo appearance by musician Jon Bon Jovi.
Matt McKenzie is an actor best known for his voicework in games and movies.
 He is the voice of Auron in the RPG games "Final Fantasy X", "Final Fantasy X-2", and "Kingdom Hearts II".
 He also provided the English voice of Borgoff in the movie "", Ptolemy in "", and Major Elliot in the animated movie "".
 McKenzie has also guest starred in some well-known movies ("Gods and Monsters" with Sir Ian McKellen, in which he portrayed Colin Clive) and TV shows such as "", "", "JAG", "7th Heaven", "That '70s Show", "The O.C." and recently 24 as Agent Hollister.
 He also had a cameo role in Clint Eastwood's "The Rookie" as Inspector Wang.
 He appeared in an episode of "House M.D." as Doctor Fedler, where he talks briefly with Robert Chase about the Beatles.
 Most recently he appeared on two episodes of AMC's "Mad Men" as Crab Colson.
 As well as the voice of various Agents in the Animatrix.
Jonathan Abrahams is an American television writer and producer, best known for his work on shows such as "Greek", "Mad Men" and "Haven".
 He has worked as a writer and producer for a number of television series, including "Wildfire", "Greek", "Raising the Bar", "Mad Men" and "Haven".
Jonathan Daniel Hamm (born March 10, 1971) is an American actor, director, and television producer best known for playing advertising executive Don Draper for the AMC television drama series, "Mad Men" (2007–2015).
Mary Elizabeth Garrett (5 March 1854 - 3 April 1915) was an American suffragist and philanthropist.
 She was the youngest child and only daughter of John W. Garrett, a philanthropist and president of the Baltimore and Ohio Railroad (B. & O.).
 Well-known for her "coercive philanthropy," Mary Garrett donated money to start the Johns Hopkins University Medical School in 1893 on the condition that the school would accept female students "on the same terms as men."
 She founded the Bryn Mawr School, a private college-preparatory school for girls in Baltimore and generously donated to Bryn Mawr College of Pennsylvania with the requirement that her intimate friend, Martha Carey Thomas be the president.
 Like many other suffragists of the nineteenth century, Garrett chose not to marry; instead, she kept a lifelong working and emotional relationship with Martha Carey Thomas.
 In her later years, she collaborated with her longtime friends, Susan B. Anthony and Anna Howard Shaw, to try and secure the right for women to vote in the United States.
Stephanie Courtney (born February 8, 1970) is an American actress and comedian, best known for playing the advertising character Flo in television and radio commercials for Progressive Corporation beginning in 2008, and noted for her recurring roles on several television series, including the voices of Renee the Receptionist and Joy Peters on the Adult Swim comedy "Tom Goes to the Mayor" (2004–06); Marge on the AMC drama "Mad Men" (2007); and Diane on the ABC comedy "Cavemen" (2007).
 She also appeared in the season 2 premiere of "Men of a Certain Age".
 Courtney is a member of The Groundlings, an improvisational and sketch comedy theater in Los Angeles, California.