Repertory Ballet Academy

Faculty & Artistic Team

A history of over fourty-five years of excellence

Dolly Haltzman, Founder, 1936-2003

Taught dance in the Lehigh Valley area for over 37 years. She was founder and artistic director of Repertory Dance Theatre and in 1997 was honored with an award from the Commonwealth of Pennsylvania for her continuing volunteer contributions with RDT.

In 1993, Haltzman received the Distinguished Service Award from the Lehigh Valley Dance Forum for her generous contributions to the Lehigh Valley dance community. She was President of Regional Dance America and served on the Dance Panel of the PA Council for the Arts.

Jennifer Haltzman Tracy - Director

Began her dance training under the tutelage of her mother, the late Dolly Haltzman. She later went on to study with Alexi Ramov, and NYCB principal, Gloria Govrin, and at the School of American Ballet where she was part of a select group of dancers who traveled to schools performing lecture demonstrations. She also performed in SAB’s annual school workshops and in NYCB’s Tchaikovsky Festival.

Ms. Haltzman Tracy danced professionally with Kansas City Ballet and was a guest performer with Los Angeles Ballet, New Jersey Ballet and Boston Ballet. She is the former Associate Director of Education for New York City Ballet where she rehearsed dancers, developed curriculum and was a substitute teacher at the School of American Ballet. She is Executive and Co-Artistic Director of Repertory Dance Theatre.

In addition to her dancer career, Ms. Haltzman Tracy practiced law with the Philadelphia firm of Wolf, Block, et al. and holds a BA from the University of Pa and a JD from Temple University School of Law.

Trinette Singleton -     RDT Co-Artistic Director (ballet)     

Began her professional career with New York's Joffrey Ballet in 1965. Following her graduation from high school, she attended The Joffrey Ballet School in New York City on a full scholarship and joined the company a year later. In 1968, Singleton appeared on the cover of Time and had the distinction of being the first dancer to appear on the cover of a national news magazine.

While with the company, Singleton toured throughout the U.S., Canada, Mexico and Europe, performing in ballets by notable choreographers such as Joffrey, Arpino, Ashton, Balanchine, Cranko, DeMille, Jooss, Tharp and Tudor. She also performed at the White House for two U.S. Presidents and King Olaf of Norway, and appeared on Broadway with the Joffrey, as part of Nureyev and Friends, tribute to Diaghelev. In 1967, she appeared in the multi-media ballet, Astarte, created for her by her mentor, Robert Joffrey.

Singleton holds her Licentiate from the Imperial Society of Teachers of Dance in London, England. Following her performing years, she was administrative assistant to Robert Joffrey and Ballet Mistress for the company. She also served in residencies at Florida State University, Bucknell University and Washington University, and was a faculty member at The New School University until 2003, and The Joffrey Ballet School through 2004. She directed her own school, Bravo!Dance, in Wilkes-Barre, Pa., from 1995 until 2005. In 1994, she won the National Choreography Plan Award. In 2002, she re-staged Astarte for The Joffrey Ballet Company in Chicago.

Currently, Singleton is co-artistic director of Repertory Dance Theatre in Allentown, and also serves as a faculty member in the DeSales University. Department of Performing and Fine Arts. She has been artistic director of The Joffrey Texas Workshop in San Antonio since 2006, and serves as guest teacher for The Joffrey Ballet in Chicago.     She was a featured dancer in the movie about the Joffrey Balle,” Joffrey  Mavericks of American Dance.” 

Lynn Schiff Wiener

Received her BFA and MA from the College Conservatory of Music, University of Cincinnati; her MBA from the College of Business, University of Cincinnati; and is a graduate of the CFP Professional Education Program of the College for Financial Planning, Denver Colorado.

Lynn has professionally performed with The Cincinnati Ballet/New Orleans Ballet, Tulsa Ballet Theatre, Repertory Dance Theatre, and Burklyn Ballet Theater Summer Program Series. While at CCM, Lynn performed and choreographed extensively for the University Dance Ensemble. She was also an Adjunct Professor at CCM – for both the College Division and Preparatory Department. She has also taught at Xavier University and the school for Tulsa Ballet Theater. Lynn studied, taught and performed the Lester Horton Modern Dance Technique for over 7 years under the direction of Master Teacher James Truitte. Ms. Wiener created En.Pointe.Yoga, LLC. Its mission is to bring yoga education to small groups, schools, and athletic team settings in order to help people of all ages and backgrounds increase their focus and flexibility in their daily lives through the study of yoga.  Lynn Wiener is a Certified ChildLight Teen Yoga Instructor, has completed the ChildLight Level and 1 and 2 trainings and is in the process of completing her 200-hour yoga instructor certification through the Yoga Loft of Bethlehem, PA. 

She has been directed by Roman Jasinski, Frederick Franklin, Oleg Sabline, and Alexander Bennett. Lynn’s Musical Theater Choreography includes productions of My Favorite Year, Oliver, Beauty and The Beast, Thoroughly Modern Millie and Les Miserables; Sword Fight Choreographer for Romeo and Juliet and My Favorite Year. 2009 marks Lynn’s 10th year as part of the RDT/DHDA faculty, with experience teaching all dance techniques to all student levels and ages. Additionally, she is on faculty at Muhlenberg College, teaching modern, jazz, and ballet to college students in the Dance and Theater Department.

Angie Lichtenwalner (Riepensell) - Guest Teacher

Is a native Lehigh Valley dancer, educator, choreographer, and proud R.D.T. alum. She holds degrees in Dance Education from UArts (B.F.A.) and N.Y.U. (M.A.). Angie has spent the past five years developing a full-time dance curriculum at a public K-8 school in the Bronx, NY. She was honored to have this work featured in the February 2009 edition of Dance Teacher Magazine. She has also taught at Peridance Capezio Center in Manhattan and abroad, in Uganda and Guatemala. Angie has performed with companies including TAPFUSION, isadoraNOW, Illuminations Dance Company, and Deborah Damast & Dancers.

Heidi Cruz Austin - Guest Teacher

Is an alumnus of RDT and RBA. She is currently director of DanceSpora. She danced professionally with Pennsylvania Ballet from 1994 until 2007 where she danced many featured roles. She has also danced with the Philadelphia based company Ballet X. She is currently commissioned to choreograph for Bryn Mawr College. She is a ballet instructor at Muhlenberg College, Bryn Mawr College and various schools from the Philadelphia to Trenton area. Ms. Cruz-Austin was awarded a 2008 Fellowship from The New Jersey Council on the Arts.

James Du Chateau – Contemporary    - Guest Teacher

Is presently part of the national touring cast of Saturday Night Fever. He graduated from The Lehigh Valley Charter High School for the Arts in 2014 and was studying at The Conservatory of Dance at Purchase College in Purchase, NY. Before going on tour.  James also has worked professionally dancing next to Catherine Zeta-Jones, the Bang Group, performing NutCracked at Steel Stacks, How The Grinch Stole Christmas on Broadway, Enchanted, and The Radio City Christmas Spectacular.

Matthew Harvey    - Guest Teacher 

Started his dance training as an RDT TIP student in 1998. He is an alumnus of RDT’s pre-professional company and DHDA. He received scholarships from Joffrey Ballet and Chautauqua Institute and NCDT.  He danced professionally with North Carolina Dance Theatre and is presently dancing professionally with Carolina Ballet Theatre in Greenville, S.C.    

Mary Kate Selby - Tap and Hip Hop 


Mary Kate Selby began dancing at the age of three at The Dance Centre in Skippack, PA.  She is an recent 2016 graduate of DeSales University, where she received a BA in Dance and a Minor in Business Administration. She has studied under Tim Cowart, Trinette Singleton, Angela Sigley-Grossman, Tara Madsen Robbins, Julia Mayo, Lynn Wiener and Rebecca Moyer during her time at DeSales. She also has performed in the 2012, 2013, 2014 DeSales Emerging Choreographers Concert and the 2013, 2014, 2015 DeSales Dance Ensemble, and various Informal Concerts, Composition and Senior Projects. She was a choreographer for the 2014 and 2016 DeSales Informal Concert and 2015 Emerging Choreographers Concert. Mary Kate has also participated and performed in two American College Dance Association Conferences. She was a member of and a choreographer for the 2014 DeSales University Traveling Performance Company. In addition she also taught within the Conservatory of Dance at DeSales University, was a Dance Team Choreographer/Captain and an administrative work study for Tim Cowart, head of the DeSales Dance Department. Outside of school she has attended the Tuscan Summer Dance Intensive in Livorno, Italy, Tap Ties workshops and various master classes in the Lehigh Valley and Philadelphia area to further her dance education. She has also been a part of New Street Dance Company’s 2013 and 2014 Fringe Festival performances and performed in their 2015 5th Anniversary Show.  She is also is a performer in The Lady Hoofers, a Philadelphia based tap company. Mary Kate is excited to back again for her second year and share her passion and love of the art of dance with her students! 

Madeline Jazz Harvey - Guest Teacher


Madeline Jazz Harvey began her training with the North Carolina Dance Theatre School at the age of eight under the direction of Patricia McBride and Jean Pierre Bonnefoux. She attended summer intensive programs on full scholarship at Chautauqua Institution, Complexions Contemporary Ballet, and The Juilliard School. She began her professional performance career at age fourteen as an apprentice with NCDT, now Charlotte Ballet. During her apprenticeship, she performed regularly with Charlotte Ballet’s first and second companies in works choreographed by Mark Diamond, Dwight Rhoden, George Balanchine, and others. Madeline also performed as a guest artist with companies including American Repertory Ballet, Olney Ballet, and Augusta Ballet. While dancing with Charlotte Ballet, she began choreographing and was invited to return to Chautauqua Institution as a guest choreographer and ballet mistress at age sixteen. One of her original Chautauqua ballets resulted in nomination and reception of the New York Choreographic Institute Fellowship Award in 2007. Since then, Madeline’s choreography has been featured at UNCSA Winter Dance Festivals and numerous Regional Dance America Festivals.
Madeline graduated from the University of North Carolina at Charlotte, summa cum laude, with a Professional Training Certificate and Bachelor of Arts degree in Dance in 2010. Upon graduation, she joined Carolina Ballet Theatre in Greenville, South Carolina. During her five years as a principal dancer with CBT, she was featured in leading classical and contemporary roles created for her by artistic director Hernan Justo. Highlights include performing the role of Giselle, Alonzo King’s Map, and Dwight Rhoden’s Beatle Juice. In addition to performing she was also resident choreographer and developed curricula for CBT’s education and community outreach programs. Madeline has been teaching for over ten years in a variety of dance styles including, Ballet, Jazz, Pointe, Variations, Modern, Pas de Deux, and Contemporary. She has served on the faculties of Charlotte Ballet, Davidson College, DanceArts Greenville, and Repertory Dance Theatre. Recently she choreographed works for Converse College and Furman University’s Theatre Arts Department. Madeline is currently on faculty as an Instructor of Ballet at the University of South Carolina in Columbia. She continues to perform frequently with Carolina Ballet Theatre and Repertory Dance Theatre in Pennsylvania and will complete her Master of Fine Arts degree in Choreography at Jacksonville University/White Oak in April 2016.