Umar Johnson, 51

1

Adam Grant, 44

2

Esther Perel, 67

3

Jean Piaget (1896-1980)

4

Ian Oswald (1929-2012)

5

Brian Macwhinney, 80

6

James J. Jenkins (1923-2012)

7

Dr. Tracy Dalgleish, 41

8

Antonio Borrello, 55

9