1

Jan Koum

Engineers

2

Jeff Bezos

Engineers

3

Emily Warren Roebling

Engineers

4

Mo Ibrahim

Engineers

5

Elmina Wilson

Engineers

6

Eric Schmidt

Engineers

7

Balen Shah

Engineers

8

Nikola Tesla

Engineers

9

Sundar Pichai

Engineers

10

Tim Cook

Engineers

11

Jerry Yang

Engineers

12

Bjarni Tryggvason

Engineers

13

Garrett Camp

Engineers

14

Kate Gleason

Engineers

15

N. R. Narayana Murthy

Engineers

16

Ma Huateng

Engineers

17

George Reginald Starr

Engineers

18

Anthony Fokker

Engineers

19

Franklin Chang Díaz

Engineers

20

Nandan Nilekani

Engineers

21

William Edwards Deming

Engineers

22

Herman Potočnik

Engineers

23

Squire Whipple

Engineers

24

Ray Tomlinson

Engineers