Having vocal chords intact and working, Helen could speak. She just didn't know a thing such as speech existed. She could not understand or control anything in her world. She saw only darkness. She heard only silence. What could such a person possibly contribute to the greater world? read more
Many people who have autism can speak very well (though some start talking later than those without autism), but about 25% of autistic people cannot speak – or have only a few words. This percentage is much better than it used to be (it was 50% a few decades ago) and this might be due to the fact that we can detect autism earlier and start intervention programs sooner. read more