In his work with numerous orchestras , Freeman has been a part of over a dozen televised productions in North America and Europe .
Freeman also collaborated with pianist Derek Han to record all of the piano concertos of Mozart , Haydn and Beethoven .
In Freeman 's work with numerous orchestras , Freeman has been a part of over a dozen televised productions in North America and Europe .
Freeman also collaborated with pianist Derek Han to record all of the piano concertos of Mozart , Haydn and Beethoven .