The Morning Edition The private powerbroker who has Lachlan Murdoch’s ear
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Oct 28, 2025 Calum Jaspan, a media writer, shares insights about Siobhan McKenna, the key player behind Lachlan Murdoch's control of their media empire. They dive into her humble origins in Canberra, her swift rise from McKinsey consultant to power broker, and her critical role in managing Lachlan's business conflicts. Interesting discussions include her strategic influence over major media investments and political appointments, hinting at her potential as the most powerful woman within the Murdoch dynasty.
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How Lachlan Won The Succession Battle
- Lachlan Murdoch secured sole control of the family empire after a decades-long succession battle, backed by a strategic legal and financial push.
- Siobhan McKenna played a central role by focusing on a trust clause and hiring a Nevada law firm to argue for change in good faith.
From Canberra To Lachlan's Inner Circle
- Siobhan McKenna rose from Canberra public-servant roots to McKinsey's second-youngest global partner and then joined Lachlan's Illyria.
- She was hired by Lachlan early on after a personal connection through a flatmate engaged to him, which launched her long partnership with him.
Network 10 Missteps That Lasted
- While running Network 10, Lachlan and McKenna made key programming decisions that harmed the network long-term.
- Passing on AFL rights and failing to secure NRL rights consigned Network 10 to a distant third place in Australian commercial broadcasting.