The Work of Kathleen Mulcahy and Ron Desmett, Her Late Husband, to Open the Third Annual Sarasota Art Glass Weekend, "Global Luminaries." Alfstad& Contemporary presents two glass exhibitions, Katheleen Mulcahy's "Steady Flow of Cool," and the late Ron Desmett's "Hollowed Truths," to open the Third Annual Sarasota Art Glass Weekend on January 26, with a reception from 5:30-8:00 pm.