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The Faculty for the One-Year Professional Comedy Program
Stephen Rosenfield is the Director of American Comedy Institute. He coaches and directs performers ranging from beginners to Emmy and Tony Award-winning and Oscar-nominated star talent. The accomplishments of Stephen Rosenfield’s students include starring roles in movies, network and premium cable television series, commercials, Broadway and off-Broadway productions, and hosting their own radio programs. His students have made development deals with CBS, ABC, Fox, HBO, Paramount, the Henson Co. and Tribune Entertainment. They have made appearances on Letterman, Leno, Conan O’Brien, The Daily Show, SNL, Last Comic Standing, and Comedy Central Shows including Comedy Central Presents, one hour specials, and Comedy Central’s Premium Blend. They have appeared in the Montreal, Aspen, and Las Vegas Comedy Festivals. They have appeared in both the Edinburgh and New York International Fringe Festivals, and in every comedy club in N.Y. and L.A., and in clubs throughout the U.S. and around the world. They have written for Saturday Night Live, the Late Show with David Letterman, The Chris Rock Show and Chappelle’s Show and have written and starred in their own one-person shows off-Broadway, and at Caroline’s on Broadway, the Gotham Comedy Club and the New York International Fringe Festival. Stephen Rosenfield has produced, written and directed comedy shows at Caroline's on Broadway, PSNBC, Stand-Up New York, The Comic Strip, Gotham, Don't Tell Mama and The Improv. For three years he produced, directed and wrote for Rubber Feet, the sketch comedy group that appeared regularly at The Comic Strip. He directed and co-authored the Obie Award-winning musical comedy review, The Present Tense. He has directed at the Roundabout Theater, The Ensemble Studio Theater, The Actor's Studio, Manhattan Class Company and the Intiman Theatre. He received the Los Angeles Drama-Logue Award and a Robby nomination for his direction of the musical, Charlie and Algernon.
Mary Ann Conk has been a professional actor since 1981 and very much enjoys the Commercial and Voiceover parts of her career, having  appeared in  National and Cable TV, Internet and radio spots for  products and services from  Airwick to Ziploc. She was Helga Long, the Delta Dental Lady, for many years and recurring campaigns. She has appeared on stage in over 3000 performances of Shear Madness at The Kennedy Center, in venues across the country and in Canada. Also regionally Mary Ann has appeared at GEVA Theatre in Steve Martin's The Underpants and at Capital Repertory Theatre in Moonlight and Magnolias. Recent Off-Broadway credits include Guilty at the Acorn and as Emily Brown in... Emily Brown at the Lion. In Boston, Mary Ann, along with Steven Wright, was an original member of The Mixed Meters Comedy Show. Mary Ann's philosophy of teaching and this business is a realistic one based upon integrating training with the student's uniqueness. You will be taught basic on camera commercial audition technique along with the importance of bringing yourself to the party. Mary Ann is a graduate of Emerson College and has studied with Michael Shurtleff and Richard Hilty. She is a proud member of AEA, AFTRA, and SAG.
Lexi Cullen-Baker has been performing since the age of twelve. She has had the privilege of working with Lewis Black at the Williamstown Theatre Festival and regularly performs at clubs and colleges all over the country.  She has been featured in Stamford Advocate and Next Magazine.  She is a graduate of the American Comedy Institute’s One Year Program. She is a professor of comedy at William Paterson University in New Jersey.

Joannie Mackenzie teaches acting.  On Broadway, her students have been featured in Cabaret, Fosse, Love, Valour and Comission, The Pajama Game, and on television in The Guiding Light and One Life to Live.  Her acting process provides students the opportunity to investigate their individuality as a performer.  It gives them the chance to explore their own uniqueness as an actor.  Ms. Mackenzie is also a working actress. Most recently she appeared in Twelfth Night in the role of Sir Andrew Aguecheek at the Hudson Guild Theatre and as The Servant in Howard Barker’s Judith at the Kraine Theater in Manhattan. She has also performed at the Manhattan Theater Club, Seattle Repertory Company, Asolo Repertory Company and in summer stock, television and independent films. Ms. Mackenzie’s directing credits include sketch comedy performances at Caroline’s and The Gotham Comedy Club as well as staged readings of Suzanne Mernyk’s  Fortune Cookies at the Neighborhood Playhouse and Edna O’Brien’s Virginia for the Shakespeare’s Sister Company.

Deb Rabbai has been performing professionally for the last twenty years. She's a producer, co-creator and performer in the critically acclaimed improvised musical comedy, "Broadway’s Next Hit Musical!" www.broadwaysnexthitmusical.com and performs with the National touring company of Chicago City Limits. She is an experienced teacher of improvisation who has taught at New York University, Marymount Manhattan, Humber Comedy Center, New York Improv Festival, Funny Women Festival, Orlando Fringe Festival, Improv etc. & Weist Barron. She has led workshops on "Teamwork and Creativity" to corporate executives with Revlon, Oxygen Network, Merck, Pfizer, AAA, Bristol Myers Squibb, Credit Suisse and Genentech among others. She has created programs which teach curriculum through improvisation and has taught improvisation through Arts Connection, Arts Horizons, Young Audiences and Theatre for a New Audience in the New York, New Jersey & Connecticut public schools. She's appeared on Late Night with Conan O'Brien and in a commercial for Mastercard. She's done voice overs for television and radio for products you love and created the voice for "Shenfa" in the SEGA Dreamcast game "Shenmue." She is well known as a voice actress among anime fans having voiced over 40 anime films. www.misspeep.blogspot.com