Wishing you a merry OPAL Christmas A festive message from Dr David Slawson, OPAL Director. OPAL wishes all our supporters and participants a Merry Christmas and a Happy New Year. And to those Welsh speakers among you, Nadolig Llawen a Blwyddyn Newydd Dda.Tags: christmasnew yearwinter Tweet Read more about Wishing you a merry OPAL ChristmasOPAL Web Editor's blogLog in to post comments