There are two reactions we have when someone we care about suddenly disappears from the workplace. First, we grieve losing them. And second, we wonder if it could happen to us. If you want to help your team, you’ll need to appropriately address both concerns.
The best (and only) tool you have available is dialogue. It’s tricky because you want to have an open and honest conversation, and yet you’re limited in how open you can be. Fortunately, you’re dealing with adults capable of understanding those limitations.