Ruth also has significant board experience as an independent Chair of the Audit Board and Chair of the Standards Advisory Committee for the London Borough of Newham.
Mae gan Ruth hefyd brofiad bwrdd sylweddol fel Cadeirydd annibynnol y Bwrdd Archwilio a Chadeirydd y Pwyllgor Cynghori ar Safonau ar gyfer Bwrdeistref Newham, Llundain.