Michael Huseby, who started as CFO and was promoted to president last year, will lead the bookseller's retail, college, and Nook Media operations.
The bookstore operator said it will separate its retail unit from its Nook Media business.
The bookseller's devices and e-books business blames "lower average selling prices and lower device unit sales" for a more than 32 percent decrease in revenue during its fiscal second quarter.
The arrival of the Galaxy Tab 4 Nook effectively ends Barnes & Noble's ill-fated foray into hardware design. But what's in it for Samsung?
The bookseller's Nook business generates $125 million for the nine-week holiday period -- a 60.5 percent decrease compared to last year.
Barnes & Noble has released its Nook app for Windows 8 in 31 countries outside the US.
Barnes & Noble's new e-ink e-reader costs the same ($119) as the Kindle PaperWhite, is lighter at 6.2 ounces, and has an improved lighting scheme.
Barnes & Noble's next-generation e-ink e-reader costs the same ($119) as Amazon's Kindle Paperwhite, is lighter at 6.2 ounces, and has an improved lighting scheme. Check out CNET's photos of the new device.
The bookseller will continue to design and make Nook color devices, with at least one new Nook set for the holiday season, as its chairman shelves a bid to buy the retail side.
With Nook for Web, you can read e-books from Barnes & Noble in your browser on a PC or a Mac.