He has designed books, journals, posters, brochures, packaging, logos, cards, giftwrap and fonts.
He is famous for having designed fonts now used around the world.
Unusually, Hughes preferred to be his own letterer, and designed several unusual fonts for this purpose.
The company is credited with being the first type foundry to design original fonts made on and for a computer.
Today, anyone armed with a personal computer and software like Fontographer or Ikarus can design fonts.
While the number of people who design fonts seriously is believed to be in the hundreds, thousands dabble in the craft.
Designers have also developed a number of workarounds that allow them to design with whatever fonts they want.
In a way, for us it doesn't really matter, because we design and sell fonts rather than the technology behind it.
He has also designed fonts for The New York Times Magazine, among other clients.
He has also designed several fonts and typefaces.