History is filled with famous nuns: Hildegard of Bingen, Edith Stein, Teresa of Calcutta and, among many in Ireland, the remarkable Catherine McAuley and Stanislaus Kennedy. We’ve had singing nuns and flying nuns but have you ever wondered, as I did recently, whatever happened to the Blue Nun? Global even before globalisation, Blue Nun was once the biggest name in the mass market wine business, selling a staggering 35 million bottles in 1985 alone. Younger readers may be somewhat lost at this point but among older Irish people the words Blue Nun trigger strong feelings – nostalgia, embarrassment, disgust and...