In this edition, research has revealed that women these days speak at a much lower pitch than their mothers or grandmothers. We talk to British sociologist and author, Anne Karpf, on why that is the case. Also after the move in Argentina to decriminalise abortion was rejected, we take a look at how in any case, the debate is now expanding to other Latin American countries. Plus, how a Philadelphia engineer is hoping to drive the car mechanics trade towards equality.