A four-day festival of wine, food and sisterhood on the Vineyard is under way. Called Divas Uncork the Cure, it brings together renowned wine experts, celebrity chefs and wine enthusiasts to promote breast health awareness, education and screening in Massachusetts.

Feeling older? Wiser? Harvard professor Sara Lawrence-Lightfoot will discuss her new book, The Third Chapter: Passion, Risk, and Adventure in the 25 Years After 50 on Thursday, August 13, at 7:30 p.m. the Vineyard Haven Public Library. It is free and all are welcome.

Friday Conversations

On Friday, August 14, at the Oak Bluffs senior center, Bob Hayden will announce and describe the upcoming Black Inventor’s Showcase which will be held at Union Chapel in Oak Bluffs on August 21 and 22. His talk will begin at 10 a.m.

Clean Cars for Basketball

A car wash will be held on Saturday, August 8 at the Oak Bluffs School to benefit the regional high school basketball team. The time is 10 a.m. to 2 p.m.; the cost is $8. Rain date is Sunday, August 9.

As director of alcohol and other drug services at Harvard University, Ryan Travia sees himself as a community organizer.

On Wednesday, he is coming to speak with parents in the Vineyard community, where in June, tragically and not for the first time, teen drinking fueled a fatal car crash.

His presentation is Alcohol 101, in which he reports on current trends in young adult alcohol use, based on research findings from AlcoholEDU, an online program used at colleges and universities nationwide.

A screening of an acclaimed documentary film about the SS United States and a special tribute to the late Walter Cronkite will take place in Edgartown on August 12. The event is a benefit for the SS United States Conservancy, a national nonprofit organization dedicated to preserving the SS United States, widely considered the crowning maritime achievement of the 20th century. Mr. Cronkite will be honored as the SS United States Conservancy’s first National Flagship Champion.