1
2
3
by Sharma, Ruchir
Published 2012
4
5
6
by Gore, Al
Published 2013
7
by Wright, John D.
Published 2005
8
9
by Easterbrook, Gregg
Published 2009
10
by Legrain, Philippe
Published 2010
11
by Ritter, Daniel
Published 2020
12
13
14
by Davidson, Adam
Published 2020