Trust is essential to a functioning society. To get through life, we need to be able to basically trust people we love—our friends and family—as well as our neighbors, colleagues, and even people we don’t know well, like our grocers and mail carriers. A recent study highlights the importance of trust across our lifespan, showing how very critical it is for our well-being. Researchers analyzed results from nearly 500 studies involving over two and a half million participants of all ages ...