Sara Goudarzi is a freelance writer.
A new project in Rwanda hopes to revolutionize how we use drones—for good
We’ve heard that it’s better to give than to receive—except when it comes to books. The following volumes, given to us by mentors, family members, and friends arrived in our lives just when we needed them, even if we didn’t realize it at the time. So to all the gift-givers out there this holiday season, know that your generosity doesn’t go unappreciated.