So-called pocket album guy in wheelchair with computer voice yours Raise yourself eruption
Stephen Hawking as accidental ambassador for assistive technologies | Salon.com
This scientist gave Stephen Hawking his voice — then lost his own - Big Think
What is Stephen Hawking's computer voice? Who made it, is it available elsewhere? - Quora
Eddie Redmayne, who portrayed Stephen Hawking in 'The Theory of Everything,' praises physicist's 'beautiful mind' after his death – New York Daily News