And while there are many ways to display your books and collections (like floating shelves, free-standing bookcases, or even as stacks on your coffee or bedside table), nothing comes close to the form ...

For open floor plans, like this family room connected ... Here, designer Maggie Dillion focused on function with built-in ...

“These bookcases give the family room its own identity, anchoring it within the open plan,” the principal of Sara Deane Interiors says. “The wall next to it is all windows so the room still gets lots ...

Using a few IKEA Billy bookcases she bought off Craigslist, Nozawa created a faux built-in library for a total of $220, or one-fifth of what she would have spent if she wanted a real one.