When Joe Biden takes the oath of office at noon ET on Wednesday, he will become the oldest president to ever hold the office. His journey to the White House spans nearly half a century in public life. New Yorker writer Evan Osnos has written a book about that journey called Joe Biden: The Life, The Run, And What Matters Now. He explains how Biden's deep "acquaintance with suffering" prepared him to meet the country at a moment of grief and loss. In participating regions, you'll also hear a local news segment that will help you make sense of what's going on in your community.Email us at considerthis@npr.org.