Croatian playwright and screenwriter Tena Štivičić will present “Invisible: A Conversation about Migration” on Oct. 18 at 4 p.m. in Robsham Theater in advance of the U.S. premiere of her play “Invisible” that evening at BC. “Invisible,” which explores the many sides of migration, is described as a “funny, moving and topical portrayal of the world in flux.” Štivičić has written plays in both her native Croatian and in English and is a winner of the Susan Smith Blackburn Prize. Her major works in English include: “Can’t Escape Sundays,” “Perceval,” “Goldoni Terminus,” and “Fireflies.” Co-sponsored by the Theater Department and the Winston Center for Leadership and Ethics. Guardian review