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Harvard Book Store and the Cambridge Public Library welcome John Cassidy—staff writer at The New Yorker and author of the books Dot.con: The Greatest Story Ever Sold and How Markets Fail, which was a finalist for the Pulitzer Prize in Nonfiction—for a discussion of his new book Capitalism and Its Critics: A History: From the Industrial Revolution to AI. Registration is required.

A business certificate must be filed for any person, partnership, or corporation conducting business in Cambridge under a name other than their own.

Unleash your creativity at our open crafting program for adults! Bring your own project or start something new with our assortment of materials and supplies. This self-guided, relaxed environment is perfect for crafting enthusiasts of all levels to enjoy a casual evening and connect with others. Snacks provided! Registration is helpful but not required.

Unleash your creativity at our open crafting program for adults! Bring your own project or start something new with our assortment of materials and supplies. This self-guided, relaxed environment is perfect for crafting enthusiasts of all levels to enjoy a casual evening and connect with others. Snacks provided! Registration is helpful but not required.

Unleash your creativity at our open crafting program for adults! Bring your own project or start something new with our assortment of materials and supplies. This self-guided, relaxed environment is perfect for crafting enthusiasts of all levels to enjoy a casual evening and connect with others. Snacks provided! Registration is helpful but not required.

Unleash your creativity at our open crafting program for adults! Bring your own project or start something new with our assortment of materials and supplies. This self-guided, relaxed environment is perfect for crafting enthusiasts of all levels to enjoy a casual evening and connect with others. Snacks provided! Registration is helpful but not required.

This CPR class will cover life-saving skills for infants, children and adults. We will use multi-media and hands-on practice to be sure students acquire skills and confidence to assist in a life-saving medical situation. This class will also cover training and the use of AED (Automated External Defibrillator) for all ages, along with life-saving skills in choking situations. Students will receive their certificate upon completion of class. Please note that the City is not responsible for the content or training equipment. Space is limited (25 adults), registration is required. Note for CONFIRMED registrants: Your spot is held until the program start time. Once the program begins, we will fill in open spots from a day-of waiting list until the program reaches capacity. Funding for this program has been generously provided by the Cambridge Public Library Foundation.

Deliver resource kits to homeless residents through established programs. These kits will provide supplies such as socks, feminine hygiene products, toiletries, first aid kits, and other items to Cambridge’s most vulnerable population.

Take a break from your studies and join us for lunch! Free pizza will be provided while supplies last and you will have the chance to share your ideas for future events at O’Connell! If you have any dietary restrictions, please call the branch by Monday, Nov 24, 2025 at (617) 349-4019. This is a drop-in event designed for patrons ages 12-18. No registration required.

Beginning February 8, the Cambridge Public Health Department will be offering free COVID-19 and flu vaccines to adults and children (age 5+) every Wednesday from 12-4 p.m. at 119 Windsor Street, second floor.