united states. here s cbs mark strassmann. reporter: by coincidence, nathalie stutzmann introduction as conductor came the night the atlanta symphony orchestra played tchaikovsky s 5th. it has a recurring theme just like america s major symphonies, the maestro invariably is a man. .until now. i am nathalie stutmann. i m a conductor. reporter: also a renowned contralto, a female singer with the lowest vocal range. as a young musician in europe she also dreamed of conducting, her music teacher refused to consider it. i found it magic. i mean it was just the repertoire and the voices that you can have, when you conduct. reporter: you were told