David Speers is the ABC's National Political Lead and host of "Insiders" on Sunday mornings. He regularly interviews the nation's political leaders, decision makers, and leading analysts. Over more than two decades covering federal politics, David has hosted many Leaders' Debates, election nights and won a number of awards for his interviewing and journalism, including Walkley Awards and a Logie.

Paul Spinks has more than 20 years on the frontline responding to mental health crises across Australia, Paul knows that burnout and breakdown follow predictable patterns. Today, he works with workplaces and communities to recognise early warning signs and take action before crisis strikes. As a career Paramedic, he delivers insights that won’t be found in any textbook. His Outback Ambo persona is built on years of remote, high stakes work and real-world consequences, cutting straight through corporate noise. He has seen firsthand what happens when stress goes unchecked, silence goes unbroken, thinking spirals, and health is neglected. He has carried the consequences out of homes, off highways and out of workplaces. After decades on the road, one lesson stands above all others: the only person you ultimately have control over is yourself. You are the first responder to your own wellbeing. Paul’s mission is to empower people to own that responsibility and recognise the cracks long before trouble arrives. Nothing teaches you how to live well like the ambulance service. Every day, you see the consequences when people don’t. At the core of his message is a simple truth: No matter what you achieve or how successful you become, none of it matters if it comes at the expense of your physical or mental health. Real change starts with one choice, one breath, one small win at a time. Most speakers make you think, some make you feel, very few change the way that you live. This will be one of them!

David Callahan is a seasoned executive with 20 years of leadership across Australia’s transport, infrastructure, FMCG, and public service sectors. Currently Executive Director Bus Transformation at Transport for NSW, he leads the NSW Government Bus Taskforce, tackling strategic and operational challenges in public transport. His expertise spans stakeholder engagement, commercial management, and strategic execution. David previously held senior roles at Sydney Trains and RailCorp, where he led reform initiatives including the “Fixing the Trains” programme. He also served as CEO of Sydney Ferries and Deputy Director General at the NSW Department of Finance & Services, following a decade with Coca-Cola Amatil. David holds an MBA from Western Sydney University, a BA from La Trobe University, and is a GAICD graduate. He completed a Fellowship at ANZSOG, earned PROSCI certification, and studied at Harvard Business School. His board experience includes the NSW State Contract Control Board and Sydney Ferries Corporation.

Will O'Neill is Chief Executive Officer of Busways, the largest Australian-owned bus operator. Busways delivers 47 million+ passenger journeys each year across NSW and SA, operating a fleet of 1,350+ buses and 2800+ employees. Will was appointed CEO in 2025 after more than a decade with Busways, where he held leadership roles across commercial advisory, finance, and strategic planning. He brings more than 30 years of experience in organisational transformation and business improvement, bringing a systems and partnership perspective to public transport delivery. Will is a strong advocate for collaboration, innovation, and creating operating models that support the future success of the public transport industry.

Jay Zmijewski is Chief Operating Officer, Bus at Keolis, where he leads bus operations across Australia. He has extensive experience in public transport operations and network delivery in both Australia and New Zealand, including the transition to zero‑emission fleets and the delivery of complex electrification projects. Jay has held senior operational roles across the sector, leading large and diverse bus networks in complex operating environments.