Scottish Pipers Association President Logan Tannock has announced the judging benches for the forthcoming professional contest to be held in the Piping Centre, McPhater Street, Glasgow, on April 11. They are as follows:Open Piobaireachd – Ronald MacShannon and Dr Bill WotherspoonB Grade Piobaireachd – Peter Hunt and Robert WallaceC Grade Piobaireachd – Alan Forbes and Derek FraserFormer Winners’ MSR – Peter Hunt, Ronald MacShannon and John WilsonOpen March – Roderick…