PRESS PHOTO BY PAUL WILLISTEINFrom left: Matthew Harvey (Cavalier), Repertory Dance Theatre (RDT) Executive Director and Co-Artistic Director Jennifer Haltzman Tracy, Madeline Jazz Harvey (Sugar Plum Fairy) and RDT Artistic Co-Director Trinette Singleton during reception in the Rodale Community Room after the Dec. 9 RDT 30th annual “Nutcracker” ballet performance in Miller Symphony Hall, Allentown