This collection of provocative, impassioned essays by smart thinkers will tune up your intellectual engine.

Featuring: Dan Salmon on tuna • Paul McDonald on the places you’ll go • Mike Joy on river radicalism • David Hall on green growth • James Chapman and William Tunmer on why kids can’t read • Wayne Barrar on diatoms • Ridvan Firestone on obesity • Mike Grimshaw on Christchurch • Richard Shaw on why the kids don’t vote • Kerry Taylor on spies • Claire Robinson on grey hair • Peter Meihana on Māori privilege • Krushil Watene on water ownership • Jeff McNeill on Messines • Chris Gallavin on murder • Teena Brown Pulu on being Pasifika and Māori • Jarrod Gilbert on gangs, lies and statistics • Paula Morris on a road-end in Denmark • Paul Thomas on shallowness • David Slack on the melancholy of fifty-something.