Hopkinton Organizing for Prevention (HOP) will host a screening of the film “Our American Family” on Thursday, Sept. 24, at 6 p.m. at the Hopkinton Center for the Arts, followed by a discussion with Linda Geraghty, the mother featured in the movie. The film portrays the impact of generational addiction on a close-knit family as members journey to recovery. Registration is requested for this free community event at canvas.hopartscenter.org/events/105.