In her spare room, Emily Brothers shows me a battered old Braille machine. It looks sturdy, like a toolbox, and weighs a tonne. “When I was ten, and losing my sight – well, it was 1974 and my dad was on strike,” she says. “We didn’t have any money, and the men in his trade union got together to buy me this.”

How can we make parliament more representative when we’ve just scrapped the fund to help elect disabled MPs?