Board of Directors

Juliana Chen


Juliana Chen has spent 16 years at Pfizer, Inc. where she is the Pfizer Global Supply Diversity, Equity & Inclusion Partnership and Early Talent Program Lead in charge of early talent diversity recruiting for the manufacturing and supply chain organizations.  Previously she held multiple commercial and innovation roles in the Hospital and Consumer Healthcare business units. Through most of her Pfizer career, Juliana has been heavily involved in the DisAbility Colleague Resource Group where she has worked to bring diverse talent to the corporation while raising awareness of Diversity, Equity & Inclusion issues to create an environment in which all colleagues can succeed.

Juliana’s previous experience includes innovation work at Kraft Foods and Colgate-Palmolive.  She holds a BA in Mathematics from Harvard University and an MBA from the NYU Stern School of Business.  Previous board experience includes representing the Special Music School on the board of the Kaufman Music Center.

Jan Friedman Constantine


Jan Friedman Constantine joined MasterVoices as a singing member in 2016. From her first concert at Carnegie Hall (Babes in Toyland), she was hooked. She is currently serving her second term as a member of the Singer’s Council and is looking forward to serving on the MasterVoices Board to further the organization’s mission. Jan received her B.A. at Smith College and her J.D. at George Washington University’s National Law Center. Jan is currently a partner at Constantine Cannon, a law firm specializing in antitrust and whistleblower lawsuits. From 2005-2016 Jan served as General Counsel of the Authors Guild, a nonprofit organization representing some 10,000 published authors and freelancers. She has over 45 years of legal experience with specific expertise in intellectual property, publishing, trade regulation and employment law having previously worked at News Corporation as Executive Vice President and Macmillan, Inc. as Deputy General Counsel. Jan also worked for the government at the Federal Trade Commission in Washington, D.C. and New York, and then as an Assistant U.S. Attorney at the Eastern District of New York. Singing has always been Jan’s passion, from acapella groups in college, to the City Bar Chorus (since 2001), community theatre musicals, synagogue choir, and MasterVoices. Her two worlds collided when she performed in MV’s last pre-pandemic concert in Nov. 2019, Gershwin’s Let’ em Eat Cake, in the role of a Supreme Court Justice, lace collar and all. Jan has taught courses at George Washington University’s National Law Center, Baruch College, and NYU’s Publishing Program. She joined the Board of the Feminist Press, a small nonprofit publisher, several decades ago and served as its Co-Vice Chairman for several years. Jan lives in New York City and Chatham, New York, and her pride and joy are her two grandchildren, Jesse and Norah. Jan is married to Lloyd Constantine and they have three children, Isaac, Sarah and Liz.

Ellen Marcus

Vice Chair

Ellen Marcus was raised in Shaker Heights, Ohio. After attending the University of Michigan, she moved to New York City in 1959, took courses at the New York Institute of Finance and was registered to sell securities. During this time, she worked on Wall Street for a number of prominent firms. Afterward, Ellen sold residential real estate for Stribling from 1995 until 2012. Ellen met James S. Marcus in 1970 and they married in 1974. A devoted opera-lover, Jim introduced Ellen to the art form and through him she became involved in the life of the Met. Jim served as Met chairman from 1986 to 1993 and as an honorary director of the Met until his death in 2015. In 2010, the Marcuses donated $10 million to the Juilliard School to create the Ellen and James S. Marcus Institute for Vocal Arts. Ellen has served on the auxiliary board of Lenox Hill Hospital since 1975 and currently sits on the boards of Young Concert Artists, MasterVoices and the Juilliard School. She is chairman of the patron program at WNET and a member of the Cosmopolitan Club’s board of governors. In addition to Ellen’s interest in opera, she is a lover of Broadway and cabaret music and is an aficionado of the American Songbook.

Susan Shine

Vice Chair

Susan Shine has been a singing member of the chorus since 1985.  She has served as Vice Chair of the Board since its inception in 2000, and has also been the longstanding President of the singing membership. In her professional life, Susan worked in Development at Carnegie Hall, Caramoor Center for Music and the Arts, New York Public Radio, and other non-profit arts and culture organizations in positions heading major gifts, capital campaigns, and as Director of Development. Susan has an A.B. from Mount Holyoke College and an M.Phil. from Columbia University.

Elizabeth Tunick


Elizabeth Tunick was born in Columbus, Ohio, received a B.A. in English and an M.A. in Art History from the University of Michigan, completing her M.A. at the NYU Institute of Fine Arts. She was a J. Clawson Mills Fellow at the Metropolitan Museum of Art.  Beth was Vice-President of David Tunick, Inc. from 1978 to 2008.  She was a Metropolitan Opera Guild Board member from 1992 to 2015, serving as Secretary from 2004-2015, and is currently an Emeritus member of the board.  She has served on the MasterVoices Board since 2002, and has served as Chair of the Development Committee and the Special Events Committee, and is currently serving as Secretary.  Beth has a son and a daughter and lives in New York City.

Bruce Patrick


Bruce D. Patrick, received a B.A., from the University of Texas, a J.D., from the University of Texas School of Law, and an L.L.M. in Taxation from New York University School of Law. He has extensive experience with three Fortune 100 corporations and three Big Four accounting firms acting as senior attorney dealing with both domestic and international corporate, legal, tax and financial reporting issues. After retiring from the corporate world, he served as Chief Financial Officer of two nonprofit firms.  Currently retired, Bruce is enjoying a musical life serving on the Board of MasterVoices and as a singing member in the MasterVoices chorus.