Upon the resignation or death of a pope, a group of clergy members known as the College of Cardinals would be called to convene for a conclave to vote on the next one.

Pope Francis spends “a peaceful night” at Rome‘s Gemelli Hospital and has breakfast while sitting in an armchair on Thursday morning, the Vatican tells journalists on Feb. 20.

Pope Francis was said to be in good spirits on Monday despite a prolonged hospitalization and test results which suggested “early, slight kidney insufficiency,” according to the Vatican.

Over the past century, Catholic leaders have wrestled with how much to embrace new forms of communication technology.