Professor David Last was a Consultant Engineer and Expert Witness specialising in Radio Navigation and Communications Systems. He was a Professor Emeritus at the University of Bangor, Wales and Past-President of the Royal Institute of Navigation. He acted as a consultant on radio-navigation and communications to companies and to governmental and international organisations and was active as an Expert Witness, especially in forensic matters concerning GPS.

Professor David Last died in a light aircraft crash on 25th November 2019 in the sea of Anglesey, north Wales. His body was recovered on 12th December 2019.

His Obituary can be seen here

A public Memorial Service took place at the Pritchard Jones Hall, College Rd, Bangor,  on 23 January 2020.

In Lieu of flowers the family are asking those who wish to donate to visit JustGiving