Geithner's book will come out in 2014 and is meant to be a 'play book’ for 'future policy makers,' said Crown Publishing.
MacLachlan, author of 'Sarah, Plain and Tall,' said she was inspired to write a picture book after talking with her friend, an illustrator who lives in Newtown.
The stores charge that secret agreements made between the publishers and Amazon give Amazon the advantage in selling e-books, but some industry observers find flaws in their logic.
Macmillan has settled an antitrust lawsuit with the Department of Justice. The DOJ claimed Macmillan, along with Apple and other e-book publishers, were conspiring to raise prices.