Sept. 27: FARMINGTON, Dr. Eduardo Goes Neves will speak on “Amazonian Archaeology: A View From the Central Brazilian Amazon,” at 4 p.m. at UMF Ricker Hall.

Sept. 28: AUBURN, Linda Hargesheimer will speak on “The Soul’s Purpose,” at 6:30 p.m. at the Book Burrow and Cafe, Center Street. 933-3114

Sept. 28: BRUNSWICK, Bettina Mathes will speak on “The Headscarf as Symptom,” at 4 p.m. at Bowdoin College Visual Arts Center.

Sept. 28: BRUNSWICK, Amie Siegel will speak on her film “Empathy,” at 6:30 p.m. at Bowdoin College Kresge Auditorium.

Sept. 29: PORTLAND, Mary DeRose, Victoria Geibel and Rebecca McDonald will speak at 7 p.m. at USM Glickman Library. 780-4920

Sept. 30: HEBRON, author Firoozeh Dumas will speak at 7 p.m. at Hebron Academy Sargent Gymnasium. Free 966-2100

Sept. 30: RUMFORD, Dennis Dreher will speak on “Weaving the Colors of Space,” at 7 p.m. at Pennacook Art Center, 82 Congress St. 364-9972

Oct. 4: FALMOUTH, East Africa naturalist guide Augustine Minja will speak about the magic of Africa at 7 p.m. at Gilsland Farm Audubon Center, 20 Gilsland Farm Road. 781-2330