The Making of Donald Trump by David Cay Johnston 30 years of reporting on Trump This book will make my list and I think it touches upon various past schemes of the President Elect.
A very well-researched piece of investigative journalism by a Pulitzer Prize winning author. Even though the book was published in August of 2016, Johnston was sharing his findings in columns and online in small publications throughout the campaign while often resurfacing his past columns on Trump. The big media outlets did a fine job of ignoring his work because... emails?