Roth, Veronica, <br/><br/>
Four  A divergent collection 

 - First published by HarperCollins in the US in 2014. 
 -  HarperCollins Children's Books  2015. 
 - 285 pages 
 - Precedes Divergent, Insurgent and Allegiant. .
<br/><br/> 3 stories about Four before he meets Tris. 
<br/><br/><label>ISBN: </label>9780007584642