Bill Inmon is a smart person who came up with a way to organize a lot of information so it's easier to understand. Think of it like a messy toy box - if you just throw all your toys in there, it can be hard to find what you want. But if you organize them by putting all the cars in one spot, all the dolls in another spot, and so on, it's much easier to find what you're looking for!
Bill Inmon's way of organizing information is called data warehousing. It's like putting all the toys in the toy box in a certain order to make them easier to find. This way of organizing information helps big companies keep track of a lot of things, like how many products they sell, how much money they make, and what customers like to buy.
Inmon's idea is important because if a company can understand all this information, they can make better decisions about what to sell, how to sell it, and who to sell it to. And that's how Bill Inmon made a big, important impact in the world of information management!