Tom Kitt is a musical theatre composer and orchestrator whose award-winning work includes the Tony Award-winning score for the musical next to normal (New York, 2008; Broadway, 2009; Pulitzer Prize for Drama, 2010).

He has written the music for other Broadway shows, including If/Then, Almost Famous, Flying Over Sunset, High Fidelity and Bring it On, The Musical. His work for the stage has also been seen off-Broadway at Second Stage (next to normal, Superhero) and The Public Theater (The Visitor, Shakespeare in the Park).

In addition, his Broadway credits as an orchestrator include next to normal, The SpongeBob Musical, Jagged Little Pill, Almost Famous, Head Over Heels, Everyday Rapture and American Idiot.

His work for film and TV includes vocal arrangement on the Pitch Perfect films, music supervisor/arranger/orchestrator for Grease Live, and contributions to Royal Pains, Penny Dreadful and Sesame Street. He also provided music supervision for the NBC series Rise, and served as a Supervising Music Producer on the musical television series Up Here. His musical adaptation of Freaky Friday, co-written with Bridget Carpenter and Brian Yorkey, was turned into an original movie musical for Disney Channel.

He recorded his debut album, Reflect, in 2021.

Steven Knight is an English screenwriter, playwright and film director. He wrote the screenplays for the films Closed Circuit, Dirty Pretty Things, and Eastern Promises, and also directed as well as wrote the films Locke and Hummingbird.

He is also one of three creators of the game show Who Wants to Be a Millionaire?, and has written for BBC's Commercial Breakdown, The Detectives, Peaky Blinders, and Taboo.

He was appointed Commander of the Order of the British Empire (CBE) in 2020 for services to drama, entertainment and the community in Birmingham.

Ric Knowles is Professor of Theatre Studies at the University of Guelph in Canada, editor of Canadian Theatre Review, and past editor of Modern Drama (1999–2005). He is author of The Theatre of Form and the Production of Meaning, Shakespeare and Canada, and Reading the Material Theatre, co-author (with the Cultural Memory Group) of Remembering Women Murdered by Men, editor of Theatre in Atlantic Canada, Judith Thompson, and The Masks of Judith Thompson, and co-editor (with Joanne Tompkins and W.B. Worthen) of Modern Drama: Defining the Field. He is General Editor of the book series Critical Perspectives on Canadian Theatre in English and New Essays on Canadian Theatre.

Karen Kohlhaas is a director, producer, and founding member of the Atlantic Theater Company. She also teaches at the Atlantic Theater Acting School for New York University undergraduates and professional actors.

Hirokazu Kore-eda is a Japanese film director, producer, screenwriter, and editor. He began his career in television and has since directed more than a dozen feature films, including After Life (1998), Nobody Knows (2004), Still Walking (2008), and After the Storm (2016). He won the Jury Prize at the 2013 Cannes Film Festival for Like Father, Like Son and won the Palme d'Or at the 2018 Cannes Film Festival for Shoplifters.

Greg Kotis has written many plays and musicals including Urinetown: The Musical (Book/Lyrics, for which he won an Obie Award and two Tony Awards), Give the People What They Want, All Your Questions Answered, Michael von Siebenburg Melts Through the Floorboards, The Boring-est Poem in the World, Yeast Nation (Book/Lyrics), The Truth About Santa, Pig Farm, Eat the Taste and Jobey and Katherine. His work has been produced and developed in theaters across the US and around the world, including Actors Theater of Louisville, American Conservatory Theater, American Theater Company, the Eugene O’Neill National Theater Conference, Henry Miller’s Theatre (Broadway), Manhattan Theatre Club, New York Stage and Film, Perseverance Theatre, Roundabout Theatre Company, Soho Rep, South Coast Rep and The Old Globe, among others. Greg is a member of the Neo-Futurists, the Cardiff Giant Theater Company, ASCAP, and the Dramatists Guild. He grew up in Wellfleet, Massachusetts, and now lives in Brooklyn with his wife, Ayun Halliday, and their children, India and Milo.

Larry Kramer (1935–2020) was an American playwright, author, film producer, public health advocate, and LGBT rights activist. His plays include The Normal Heart (The Public Theater, New York, 1985) and The Destiny of Me (1992).

Franz Xaver Kroetz (b. 1946) is one of the most distinguished living German playwrights. His plays include Through the Leaves and The Nest. He is also an actor and film director.

Lisa Kron is the author of the book and lyrics to the musical Fun Home, and the plays Well and 2.5 Minute Ride, among others. She is a founding member of the award-winning theater group The Five Lesbian Brothers.