Voice feminization is the desired goal of changing a perceived male sounding voice to a female sounding voice. The term voice feminization is used to describe the desired outcome of surgical techniques, speech therapy , self-help programs and any other techniques to acquire a female -sounding voice. The methods used for voice feminization vary from professional techniques used for vocal training, speech therapy by trained speech pathologists and several pitch-altering surgeries. Having voice and speech characteristics be in agreement with one's gender identity is important to transgender individuals, whether their goal be feminization or masculinization. Voice masculinization is the opposite of voice feminization, being the change of a voice from feminine to masculine.