My daughter is deaf and goes to a specialist deaf secondary school in the UK. Five years ago ARISS-UK pre-arranged a connection between the school and astronaut Mark Vande Hei on one of the ISS flyovers. Various students got to ask questions directly to Mark in orbit. It was the first contact between ISS and a deaf school. https://www.arrl.org/news/ariss-confirms-october-12-as-date-...
Donaldsons?