Emilia speaks to Green Party Co-leader James Shaw about the emissions trading scheme and National’s recently announced transport plan.

Nicholas speaks to Massey University Professor of Management and Māori Business Jarrod Haar about changes in the number of people considering resigning from their jobs.

Arno speaks to University of Auckland Professor in Criminology Dr Ronals Kramer about the term youth justice in this year's election.

And Professor Auckland University Professor in Psychology Quentin Atkinson about new research into the origins of the English language.