Jane Goodall is the name best known in the world when you talk about chimpanzees.
We meet Pete Daly, an engineer with recurrent melanoma who talks about living with cancer.
Celtic historian John Matthews tells Steve Paulson that Merlin probably was a real person and that wizards are related to our ancient shamans.
Naomi Klein discusses how countries impose "disaster capitalism" on countries to get otherwise unpopular policies accepted.
Judy Pascoe tells Steve Paulson about her novel “Our Father Who Art in a Tree.” A young girl’s father dies unexpectedly, but she finds his spirit lives in the backyard tree.
Norwegian novelist Karl Ove Knausgaard discusses his six-volume autobiographical novel, "My Struggle."
You could also listen to an extended interview with Karl Ove Knausgaard.
Nicholas Ostler talks to Jim Fleming about how languages spread and the similarities and differences between Chinese and English.