With Boohoo and Rio Tinto immersed in controversy, many shareholders have tried to engage with the firms to push for change.

Citywire AAA-rated Jon Hudson, manager of the Premier Miton UK Growth fund, talked to us about his conversations with both and why he still owns the shares.

He also told us about his best and worst crisis calls and how talking with colleagues stopped him from making 'stupid' decisions in the sell-off'.