Question: What is the name of the actor who wrote the memoir Without you: A memoir of love, loss, and the Musical Rent and also stared as Mark Cohen in the Broadway production of "Rent"?

Context:
Anthony Rapp
Anthony Deane Rapp (born October 26, 1971) is an American stage and film actor and singer best known for originating the role of Mark Cohen in the Broadway production of "Rent" in 1996 and later for reprising the role in the film version and the Broadway Tour of "Rent" in 2009.
 He also performed the role of Charlie Brown in the 1999 Broadway revival of "You're a Good Man, Charlie Brown" and originated the role of Lucas in the musical "If/Then" in 2014.
Without You (book)
Without You: A Memoir of Love, Loss, and the Musical Rent is a 2006 memoir by a musical theater actor, Anthony Rapp.
 Later it was turned into a staged musical adaptation by the same name.
Saskia Garel
Garel was born in Kingston, Jamaica and immigrated to Toronto, Canada at an early age.
 With an avid interest in the arts, Saskia graduated from York University with a Bachelor of Fine Arts Honours degree and was awarded the Oscar Peterson Award.
 During her 4 years at York, she performed in the group Coconut Groove (top 40, Latin and world beat music) and played the Toronto nightclub circuit.
 It was with Coconut Groove that she was discovered by Richie Mayer and David Bendeth (A&R with BMG Music) and was signed to a record deal as a member of the group Love & Sas.
 This would launch her music career in a huge way as she went on to garner 2 Juno Awards for best R&B recording for "Call My Name" and "Once in a Lifetime" two years in a row off the same album.
 Love & Sas toured Canada, the US and the UK, had 3 top ten hits on the Canadian charts and had 5 music videos running in high rotation on Much Music.
 While shooting her music videos, Saskia was bitten by the acting bug and was able to combine her love of singing and her new found passion for acting in the realm of musical theatre.
 She garnered the role of Mimi, in the Canadian Production of the Pulitzer Prize winning Broadway show RENT.
 While on tour with Rent in Vancouver, Canada she landed the part of Jasmine on the TV series Nightman, where she starred as a singer in 10 episodes of their final season.
 Saskia endured the gruelling schedule of filming during the day and performing as Mimi at night.
Yassmin Alers
Yassmin Alers is an American actress born in New York City's Spanish Harlem as the middle child of a close-knit family of five children.
 She was dance captain and understudy in the original broadway cast of Jonathan Larson's "RENT" on Broadway.
 She also appeared in the Broadway production of Paul Simon's "The Capeman" and in the revival of "The Rocky Horror Show".
 Alers has appeared in the International Tour of "The Who's Tommy" and the National Tour of "RENT".
Damian Perkins
Damian Perkins is a singer, actor, dancer, artist and model.
 He played Mereb in the original Broadway cast of the Broadway musical Aida and also played the role of Benny in the Canadian tour of the musical Rent.
 Aside from his work on Broadway, he has made guest appearances in shows such as "", "Family Matters", "Charmed", "Providence", "The Net", "The Sentinel", and "Then Came You".
Rent: Filmed Live on Broadway
Rent: Filmed Live on Broadway is a 2008 film of the final performance of the original Broadway production of the musical "Rent" on September 7, 2008, with some footage of the closing night celebration.
 The film had a limited theatrical release between September 24 and 28, 2008, in more than 500 theaters with high definition digital projection systems in the US and Canada.
 According to Sony Pictures Releasing President Rory Bruer, it was the first live Broadway show to be available in major North American movie theaters.
 The film was released on DVD and Blu-ray on February 3, 2009.
Rent (film)
Rent is a 2005 American musical drama film directed by Chris Columbus.
 It is an adaptation of the Broadway musical of the same name, in turn based on Giacomo Puccini's opera "La bohème".
 The film depicts the lives of several Bohemians and their struggles with sexuality, drugs, paying their rent, and life under the shadow of AIDS.
 It takes place in the East Village of New York City from 1989 to 1990.
 The film features six of the original Broadway cast members reprising their roles.
Adam Pascal
Adam Pascal (born October 25, 1970) is an American actor, singer, and musician, known for his performance as Roger Davis in the original cast of Jonathan Larson's musical "Rent" on Broadway 1996, the 2005 movie version of the musical, and the Broadway Tour of "Rent" in 2009.
 He is also known for originating the role of Radames in Elton John and Tim Rice's "Aida", for playing the Emcee from the 1998 revival of "Cabaret", and for playing Huey Calhoun in the Broadway Company of "Memphis".
 Most recently, he played William Shakespeare in the Tony Award-winning musical "Something Rotten!
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Look Around (Anthony Rapp album)
Look Around is the first full-length album by American actor/singer Anthony Rapp, known as a singer for his performance as Mark Cohen in the musical Rent and the film adaptation of the musical.
 It was released on October 1, 2000.
Rent (albums)
Rent (Original Broadway Cast Recording) is an album of music from the Tony Award- and Pulitzer Prize-winning musical "Rent".
 It is produced by DreamWorks with music and lyrics by Jonathan Larson.
 The album is a 2-disc (in its CD format) collection of every song from the musical; some small segments of narration and spoken dialogue from the play are not included in the recording.
 The collection ends with a studio-recorded rearrangement of the song "Seasons of Love" featuring Stevie Wonder.
 The album was recorded by the original Broadway cast of "RENT" and was released on August 27, 1996.
 A second one-disc album was released in 1999 containing highlights from the original cast album.

Answer: Anthony Rapp