Question: Intiman Theatre Festival has hosted the actress and singer of what nationality?

Context paragraphs:
Magnetic North Theatre Festival: The Magnetic North Theatre Festival was an annual festival celebrating theatre and related performing arts in Canada operated by the Canadian Theatre Festival Society in partnership with the National Arts Centre.  The festival was held Ottawa every two years, with it being held in other Canadian cities in the alternating years.  Other cities that have hosted the festival include Edmonton, St. John's and Vancouver.  The festival offered not only productions and performances for the theatre-going public, but offered workshops and seminars aimed at theatre students and theatre professionals.

Jeanne Paulson: Jeanne Paulsen is an American, Tony Award-nominated actress.  She has appeared extensively at the Intiman Theatre where she has appeared in "Aristocrats", "Faith Healer", "Angels in America", "The Little Foxes", "The Last Night of Ballyhoo" and "The Kentucky Cycle".  Paulsen has also spent seven seasons as part of the resident acting company at the Oregon Shakespeare Festival.

Atlantic Theatre Festival: The Atlantic Theatre Festival (ATF) was a professional theatre company located in Wolfville, Nova Scotia, Canada.  The Theatre Festival presented a "broad range of critically acclaimed theatre classics" during the summer in Wolfville's Festival Theatre, the former town hockey arena which was converted into a 504 seat, thrust stage theatre and professional production facility by the Atlantic Theatre Festival Society (a non-profit charity).

Saskatoon Fringe Theatre Festival: The newly named PotashCorp Fringe Theatre Festival is an annual fringe theatre festival in Saskatoon, Saskatchewan, Canada.  A fringe festival is not censored, and not juried, provides live theatre inexpensively, and a public busking forum for musicians.  The PotashCorp Fringe Theatre Festival is hosted annually in the Broadway District in the Nutana neighborhood in four temporary theatre venues.  The festival is a major tourism destination.

Tampere Theatre Festival: The Tampere Theatre Festival, or Tampereen Teatterikesä, takes place in Tampere, Finland, at the beginning of August and is the oldest annual theatre festival in the Nordic countries.  The festival was started in 1969 with support from Tampereen Teatterikerho (Tampere Theatre Club).  Today the festival features a couple of hundred theatre performances and hundreds of other events each year.  The total number of visitors in 2005 was 92,000.

Intiman Theatre Festival: Intiman Theatre Festival in Seattle, Washington, was founded in 1972 as a resident theatre by Margaret "Megs" Booker, who named it for August Strindberg's Stockholm theater.  With a self-declared focus on "a resident acting ensemble, fidelity to the playwright's intentions and a close relationship between actor and audience", the Intiman soon called itself as "Seattle's classic theater".  Its debut season in 1972 included "Rosmersholm", "The Creditors", "The Underpants", and "Brecht on Brecht".  The theater has been host to Tony-nominated Director Bartlett Sher (who served as both a director and artistic director), Tony-nominated actress Celia Keenan-Bolger, and movie actor Tom Skerritt.  It was also home to the world premieres of the Tony-winning Broadway musical "The Light in the Piazza", Craig Lucas's "Singing Forest" and Dan Savage's "Miracle!" .  Lucas also served as the Associate Artistic Director.  Intiman won the 2006 Regional Theatre Tony Award.

Celia Keenan-Bolger: Celia Keenan-Bolger (born January 26, 1978) is an American actress and singer.

Mark Nelson (actor): Mark Nelson is an American actor, director and teacher.  He appeared on Broadway in "The Invention of Love," "After the Fall" and "Three Sisters" at Roundabout Theatre Company, and the original casts of "A Few Good Men", "Rumors", "Biloxi Blues" and "Amadeus".  For his performance as Einstein in Steve Martin's "Picasso at the Lapin Agile" he received the Obie, Drama League, Carbonell and San Francisco Critics Awards.  He played Herr Schultz in the 2016 national tour of "Cabaret," and acted off-Broadway in "My Name is Asher Lev" for which he received a Lortel nomination.  Other roles include Shylock in "The Merchant of Venice" at The Shakespeare Theater, Uncle Vanya (in Bartlett Sher's production at the Intiman Theatre), Matt in "Talley's Folly" (Berkshire Theatre Festival), Bluntschli in "Arms and the Man" (Long Wharf Theatre) and two solo pieces: "I Am My Own Wife" by Doug Wright (Carbonell Award) and "Underneath the Lintel" by Glen Berger (Connecticut Critics Award).  His TV work includes roles on "Unforgettable", “Law & Order” and “Spin City.”  He teaches acting at Princeton University and at New York's HB Studio.  He has directed at Manhattan Theatre Club, Drama Dept., McCarter Theatre, George Street Playhouse, and Chautauqua Theatre Company, and is a frequent guest director at the Juilliard School.  He graduated from Princeton and then studied acting with Uta Hagen.  In 2013 he received a Lunt-Fontanne Fellowship.

Carthage Theatre Festival: The Carthage Theater Days or Journées Théâtrales de Carthage ("Carthage theatre days") is a theatre festival hosted by the government of Tunisia that was started in 1983.  Taking place every two years, this theatre festival alternates with the Carthage Film Festival.

Kolkata Youth Theatre Festival: The Kolkata Youth Theatre Festival popularly known as KYTF.  This Youth Theatre Festival was launched by Shriek of Silence(S.O.S).  After the grand success of the festival in 2014, Kolkata Youth Theatre Festival  is primed to become bigger and better.  The festival is unique with different genres of theatre melting in the same pot.

Supporting paragraphs: Intiman Theatre Festival Celia Keenan-Bolger
Answer: American