David Hallberg is a Principal Dancer with American Ballet Theatre in New York. He was the first American to join the Bolshoi Ballet in Moscow as a Principal Dancer. He continues to dance around the world and is a Resident Guest Artist with The Australian Ballet. He has also started the David Hallberg Scholarship, mentoring young aspiring boys in a career in ballet, and the Innovation Initiative, a platform for emerging choreographers, both at American Ballet Theatre. A Body of Work is his first book.