The Juilliard School
Time Out says
Friendly warning! We're working hard to be accurate. But these are unusual times, so please check that venues remain open.
You might think somewhere like Julliard is reserved for the very best musicians to hone their craft—and by and large, you’d be right. But in addition to offering adult courses in several instruments, you can also sign up to get tutored privately by a Julliard graduate.