“Empathy is one of the values we’ve had from our founding.” That’s what Chelsea MacDonald, SVP of people and operations at Ada, a tech startup that builds customer-service platforms, told me when we first got on the phone for this story in June. When the company was in its early stages, with about 50 people, empathy was “a bit more ad hoc,” because you could bump into colleagues at lunch. But that was pre-pandemic, and before a hiring surge.