Terry Gross

The celebrated Irish memoirist, who had been battling lung cancer, died May 9. Her 1996 memoir — about growing up poor in the Ireland of the '40s and '50s — became a best-seller. Terry Gross talked to her in 2001.

Veteran peace negotiator Padraig O'Malley worked on the conflicts in Northern Ireland and South Africa. Mac Maharaj played a role in the latter nation's anti-apartheid movement. Both took part in recent closed-door negotiations in Finland, aimed at bringing reconciliation among rival factions in Iraq.

The United States is home to less than five percent of the world's population — and almost a quarter of the world's prisoners. Adam Liptak, national legal correspondent for The New York Times , says that's one of the ways America's legal system differs from those of other countries.