six thinking hats edward de bono summary

5:37

16:54

5:20

2:55

8:00

00:18

7:07

2:33

8:17

3:25

9:21

6:05

14:14

14:48

9:16

5:29

00:50

1:59

15:57

7:21

9:33

10:34

10:24

3:00

2:51

59:05

5:01

5:14

00:58

3:32

3:39

6:13

7:33

20:10

14:37

3:19

3:44

4:48

4:33

32:57

7:23

14:42

47:50

22:38

2:25

31:33

7:29

7:36

8:38

8:03

9:17

2:33

10:34

5:01

3:09

25:38

30:19

9:19

11:17

6:10