Nelson worked as a dental assistant for Melissa Nelson for more than 10 years . Cochrane rules the dentist acted legally when he let her go . Knight was fired because Melissa Nelson and his wife felt she was a threat to their marriage . `` The court got it absolutely right , '' says Knight 's attorney .
Melissa Nelson worked as a dental assistant for James Knight for more than 10 years . The Iowa Supreme Court rules the dentist acted legally when he let her go . Nelson was fired because Knight and his wife felt she was a threat to their marriage . `` The court got it absolutely right , '' says Knight 's attorney .