That is it for this week 's Expert Witness ; we thank Thomas for his time away from his TV duties .
We will return next week with another former international to examine the fortunes of Round One of the 2017 Six Nations .
That is it for this week 's Expert Witness ; we thank Thomas for his time away from his TV duties and we will return next week with another former international to examine the fortunes of Round One of the 2017 Six Nations .