Zach Castles
Zach Castles was a political adviser to two senior cabinet ministers in the fifth National-led Government. Now London-based, he works as a public affairs consultant helping companies navigate Brexit and other matters.
Politics
Feb 18, 2018
The National leader race will put the party's famed stability to the test
As the contest unfolds, expect deals, departures and a determination to keep ructions away from public sight, writes former National government adviser Zach Castles.
