Zach CastlesZach 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.

The National leader race will put the party’s famed stability to the test

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As the contest unfolds, expect deals, departures and a determination to keep ructions away from public sight, writes former National government adviser Zach Castles. National’s leadership race has seen an endless stream of topline biographies on three heavy-hitting National MPs who want to lead the National Party and ultimately our country – Amy Adams, Simon … Read more

The party isn’t over: Why National’s message is needed now more than ever

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As it adjusts to life in opposition, National needs to focus on defending capitalism against a coalition of socialists and populists, writes former National ministerial adviser Zach Castles. It’s less than a week ago that Winston Peters appointed a Labour government. I’m still gutted. And while I don’t need a lecture on the dangers of … Read more