Dr John Hewson (AO)
Dr Hewson has authored thousands of columns, given hundreds of speeches/lectures at conferences around the world, and appeared regularly as a radio and television commentator for nearly 35 years.
He currently writes a regular column for Nine Media (SMH/Age) and a weekly column syndicated across Australia through Australian Community Media. He also appears regularly on radio, TV and across a multitude of online platforms.
His distinguished career spans the fields of economics, academia, business, politics, charitable, not-for-profit and community activities and the media.
In economics, he has worked for the Treasury, the RBA, the IMF, the UN, and as a Professor and Head of School at UNSW, and as Dean, Macquarie Graduate School of Management.
In business he is best known as a Founder of Macquarie Bank, Chairman of ABN AMRO Australia and as Chairman/Director of a host of public/private companies and charities.
In politics, he was Chief of Staff/Advisor to the Prime Minister and Treasurer in the Fraser Government, and as a Member of the federal Parliament he became Leader of the Liberal Party and the Federal Opposition.
In media he is a prominent Economics Consultant and Author for The Economist Column, Business Review Weekly, 1983-87 Editorial Advisor. He is also a Member of the Advisory Board and Columnist for Triple A magazine and the Australian Correspondent for International Reports (a Financial Times subsidiary based in New York).
Dr Hewson has been a prominent climate activist since the early 1990s.

Hedley Widdup
Hedley Widdup graduated as a geologist with first class honours from the University of Melbourne in 2000. As a mine geologist, he worked for WMC, Xstrata and Gold Fields across nickel, copper-uranium, lead-zinc and gold mines. Since joining Lion, Hedley has worked across all facets of the investment portfolio as well as on corporate transactions and investor relations.
Hedley presently manages the direct investments of Lion Selection Group Limited and is an executive director of Lion Manager Pty Ltd. Additionally Hedley provides considered research and commentary on the resource investment sector both through the publication of LionAnalyst, and as a regular speaker at key resource investment events.