Open-access content Tuesday 29th March 2016 Deaths: Mr Derek John Bagnall died recently, aged 66. He was a Fellow. Mr Derek John Bagnall died recently, aged 66. He was a Fellow. This article appeared in our April 2016 issue of The Actuary. Click here to view this issue Filed in: 04 Also filed in: People & Social News You might also like... View the discussion thread.