The CU Art Museum and the Art History Program present an annual lecture series: Critical Positions: Perspectives on Art History, Curatorial Practice, and Art Criticism on Tuesday, Jan. 21, at 5 p.m. in the British Studies Room of Norlin Library. Ruth Phillips, Canada research chair and professor of art history at Carleton University, will give a presentation entitled "Monstrances and Wampums: Jesuits, Iroquois and Materializations of the Spiritual in Seventeenth- Century America."