what was the former's role in the ww ii?
During the Second World War, he was seconded from the Court of Appeal to chair the Contraband Committee of the Ministry of Economic Warfare, an appointment which reflected his work during the First World War.
William Finlay, 2nd Viscount Finlay
During the Second World War, he was seconded from the Court of Appeal to chair the Contraband Committee of the Ministry of Economic Warfare, an appointment which reflected his work during the First World War. 
when was william finlay, 2nd viscount finlay born? 15 October 1875 who is he? A British judge and peer when did he begin his career? During 1901 when he joined the Northern Circuit what is that? The Northern Circuit dates from 1176 when Henry II sent his judges on circuit to do justice in his name.
wiki:3047758
William Finlay, 2nd Viscount Finlay [SEP] Court of Appeal and Second World War
The Supreme Court of Judicature (Amendment) Act 1938 authorised the appointment of three additional Lords Justices of Appeal to create a permanent third division of the Court of Appeal. In October 1938, Finlay was appointed as one of the three new Lords Justices and was sworn of the Privy Council the following month. During the Second World War, he was seconded from the Court of Appeal to chair the Contraband Committee of the Ministry of Economic Warfare, an appointment which reflected his work during the First World War. In 1943, Lord Selborne, the Minister of Economic Warfare, commissioner Finlay to produce a report on the future of the ministry; Finlay recommend that it should be disbanded after the end of the war in Europe, but that provision should be made elsewhere within the government for economic warfare planning and economic intelligence.