Founded by George Balanchine and Lincoln Kirstein
Chairman of Faculty and Artistic Director Peter Martins

Student Life

Student Life Staff

Sion Harrington, Dean of Students

Following two years as a high school teacher in North Carolina, Sion began his work at SAB in 2005 as an Assistant Residence Hall Director. Sion was promoted to Assistant Director of Residence Life in 2007 and again in 2008 to Director of Residence Life. In 2015, Sion was promoted to Director of Student & Residential Life and to Dean of Students in 2016.  Sion holds a Bachelor of Arts in both Spanish and Communications from Appalachian State University as well as a Master’s of Arts in Higher Education and Student Affairs from New York University.

Hannah Weiss, Director of Residence Life and Education Programs

Hannah joined SAB in 2015 as the Assistant Director of Student Life for Education Programs and was promoted to Director of Residence Life and Education Programs in 2016. Before moving to New York, she served as a Hall Director for three years at the University of Connecticut. She received her Master of Arts degree in Student Affairs in Higher Education from Indiana University of Pennsylvania while she worked in Housing Operations at Carnegie Mellon University. She also holds a Bachelor of Arts degree in Sociology from San Diego State University.

Leah Quintiliano, Senior Manager of Diversity and Inclusion

Leah joined SAB in 2014, as Diversity Program Manager and a member of both the Student Life and Public Relations, Recruiting, and Outreach departments. Prior to starting at SAB, Leah worked as an English teacher in Malaga and Reus, Spain. She received her Master of Education in International Education Policy from Harvard University, and a Bachelor of Arts in Psychology from Yale.

Katy Vedder, Manager, Family and Wellness Programs

Katy joined SAB in 2011 as the School's Receptionist. In 2012, she was promoted to Family Programs Coordinator and to Manager of Family and Wellness Programs in 2016. Katy received dual Bachelor of Arts degrees in Psychology and Cinema & Cultural Studies from the State University of New York at Stony Brook. Prior to SAB, Katy has worked extensively with children in various after-school and extracurricular programs.

Roslyn Ruiz, Residence Life Associate and Alumni Liaison

Roslyn (Roz) began working at SAB in 2000 as a part time Receptionist on the 5th floor and Weekend Desk Attendant in the residence hall.  In 2002, she began working exclusively in Residence Life as the Residence Life Assistant and in 2006 she was promoted to the title of Residence Life Associate and added Alumni Liaison to her role in 2016.Roz oversees many of the residence hall’s daily functions, works closely with our Intermediate and Advanced students and liaises with parents and guardians.  Prior to her time at SAB, Roz worked with a non-profit organization that provided services for children and families that lived in underrepresented neighborhoods in NYC.

Patricia Ezewoko, Residence Life Associate and Community Liaison

Patricia began working at SAB in 2005 as a Weekend Desk Attendant and after two years she joined the Residence Life team in a full time capacity. As one of our Residence Life Associates, Patricia oversees many of the residence hall’s evening functions, works closely with our Intermediate and Advanced students, and liaises with parents and guardians. Prior to arriving at SAB, Patricia worked in the Higher Education Opportunity Program office at NYU where her work focused on student admission and residence life coordination. She has also worked as an administrative assistant at the Town School. Patricia has her Bachelor’s degree in Anthropology and a minor in Middle East Studies from NYU.

Phoebe Higgins, Pilates Instructor

Phoebe returned to SAB as Pilates instructor in 2000, having been a student in the Children's Division for five years. Beginning in 1976, she studied Pilates from Romana Kryzanowska, a direct disciple of Joseph Pilates. In 1989, Phoebe co-founded Power Pilates, which now has studios and teacher-training programs across the country.

Joan Lantz, Nurse

Joan maintains office hours two days each week and is available to both resident and day students. She also works full time for Columbia University Health Service. Joan is a CPR instructor and coordinates the travel medicine program at Columbia.

Nicole Marcus, School Psychologist

Dr. Nicole Marcus is a Licensed Psychologist who meets with SAB students on an individual basis for counseling issues and conducts periodic group workshops. She received her Ph.D. in Clinical Psychology, within a specialized track for adolescent issues. Nicole also maintains a full-time private practice for adolescents and adults on the Upper West Side. She is a graduate of the LaGuardia High School of Music & Art and Performing Arts.

Heidi Skolnik, Nutritionist

Heidi is the School's nutritionist, on site every other Thursday for individual consultations with students. She also programs the Health & Nutrition bulletin board and develops special nutrition education events. In addition to her work with SAB, Heidi is the nutritionist for the Women's Sports Medicine Center. She is a contributing editor for Self and Men's Health magazines where her monthly column "Ask the Weight Loss Coach" can been found. Additionally, Heidi is the on-air contributor to ESPN2's "Cold Pizza". Heidi has Master's Degrees in both Human Nutrition and Exercise Science.

Andrea Zujko , Physical Therapist

Andrea officially joined SAB as the school's physical therapist in January 2004. Her background includes a professional career as a dancer and eight years of teaching experience as a Pilates instructor. Andrea graduated from Northwestern University in 2001 with her Doctor of Physical Therapy degree. Before moving to New York, she worked in Chicago with the Joffrey Ballet and Hubbard Street Dance Chicago. Andrea also works at Westside Dance Physical Therapy where her patients include dancers with New York City Ballet.