Gillian Greenhill Hannum, professor of art history at Manhattanville College, examines the contemporary political, social and historic developments during Margaret Brassler Kane’s lifetime and shows how these events shaped and influenced her sculptures, 12:30 p.m., Tuesday, Oct. 28, Bush-Holley Historic Site, Cos Cob; part of lunchtime lecture series; bring a bag lunch or pre-order a box lunch; lecture: $10 per person, $8 for members; lecture series: $27 per person, $20 for members; box lunch, $10; registration, Bush-holley.org; 869-6899, ext. 18.