HarperCollins will acquire the trade division of Houghton Mifflin Harcourt. March 29, 2021 IFTTT NYT NYT > Business NYTimes + The $349 million deal will help the publisher expand its back catalog at a moment of growing consolidation in the book business. IFTTT NYT NYT > Business NYTimes The $349 million deal will help the publisher expand its back catalog at a moment of growing consolidation in the book business.