That “Motherland” author Amy Sohn will read from her book tomorrow at Leni Sender, Haley Binn andAmy Miller Gross’ pop-up LivTru Collective in Sag Harbor . . . That Jon Bon Jovi and Dorothea Hurley, Tom Colicchio and his wife, Lori Silverbush, and Susan Burden are hosting What’s on the Table at the Southampton home of Avis andBruce Richards on Aug. 25. They will help raise funds for the anti-hunger programs of the United Way of New York City.