Author events on Long Island, week of Aug. 20

Monday, Aug. 21

Bayville author Bill Bleyer talks about his new book, “Fire Island Lighthouse: Long Island’s Welcoming Beacon.” At 7 p.m., Oyster Bay Historical Society, 20 Summit St., Oyster Bay; 516-922-5032, oysterbayhistorical.org

Wednesday, Aug. 23

Regina Calcaterra (“Etched in Sand”) and her sister, Rosie Maloney (via Skype), talk about their book, “Girl Unbroken: A Sister’s Harrowing Story of Survival From the Streets of Long Island to the Farms of Idaho.” At 7:30 p.m., Sachem Library Public Library, 150 Holbrook Rd., Holbrook; 631-588-5024, sachemlibrary.org

Thursday, Aug. 24

Wednesday Martin, author of “Primates of Park Avenue,” and Brian Platzer, author of “Bed-Stuy Is Burning,” discuss their works. Register in advance. At 5 p.m., BookHampton, 41 Main St., East Hampton; 631-324-4939, bookhampton.com

Friday, Aug. 25

Investigative journalist and author Carl Bernstein discusses and signs copies of “All The President’s Men,” followed by a question-and-answer session, part of the Fridays at Five series. Tickets, $25, include wine and hors d’oeuvres. Register in advance. At 5 p.m., Hampton Library, 2478 Main St., Bridgehampton; 631-537-0015, hamptonlibrary.org

Saturday, Aug. 26

Journalist Helene Stapinski talks about and signs copies of “Murder in Matera: A True Story of Passion, Family, and Forgiveness in Southern Italy.” At 5 p.m. Canio’s Books, 290 Main St., Sag Harbor; 631-725-4926, caniosbooks.com