On today’s show: We’ll learn how our EPA protected a company involved in deadly mining practices in South Africa. We’ll talk to the whistleblower who was attacked by the company. Renowned choreographer Martha Clarke and award-winning writer Alfred Uhry talk about “Angel Reapers,” their latest theatrical collaboration. Jean Strouse tells us about the life and times of Alice James, the sister of William and Henry. Plus, Stephen Sondheim talks about his career, what makes a good lyric great, and his latest book: Look, I Made A Hat!