Digital technology makes it possible to improve the clarity, precision and utility of textbooks. A process known as “knowledge engineering” powers those improvements. We should embrace it now.

Point of grammar: If the noun that follows a percentage of is plural, use a plural verb after it: Only a small percentage of ...

Referee — Matt Donohue (Manchester) 4 Out of his depth. Taken for a fool by more experienced players who knew what they were ...