This is from Ivor Cummins interview with Prof. Stadler:
12:24
:52
2:21
2:19
11:03
9:09
2:35
5:02
29:08
13:35
14:32
2:18
3:18
13:08
17:03
6:34
17:57
2:15
2:20
9:14
36:38
14:53
1:16
23:28