Despite their iconic status in Australia koalas remain a mystery. As a species they are threatened in some states but dying from overpopulation in others. Koala A Life in Trees shines new light on the life and challenges facing this fascinating marsupial. 

Fuelled by her background in biology, Danielle Clode delves into the world of koalas to discover what's behind that sweet face. From their megafauna ancestors to the disastrous effects of colonisation, this is the story of their complex relationship with humans and what the future holds for this extraordinary animal.

In this episode Gregory Dobbs chats to Danielle Clode about the ancient ancestors of the koala, why fossils are so rare and the wealth of information a single fossil jaw can tell us, the intricate relationship between our own Eucalypt forests and this icon of Australian fauna, and why the loss of habitat is the koalas' greatest threat.

A series of brazen, violent and ritualistic murders have police baffled and the killer leaves few clues as to their motive or identity. Inspector Eric Ringer is desperate for Dr Jane Halifax to profile the killer but memories of their last case make Jane hesitate to take on the case. But there's something about the killer that intrigues Jane and as more bodies join the list of violent murders she is compelled to find answers. A psychopath is a psychopath any way you slice it and this is where Jane Halifax excels – but she must overcome her own apprehensions and get into the mind of this killer before he strikes again.

In this episode Gregory Dobbs chats to Roger Simpson about turning the highly successful TV series Halifax f.p. into a dark and twisted psychological thriller, how the passage of time has treated his characters after a twenty-three year interlude, and what you can do in a novel that you can't do on a TV screen.

April Clarke-Cliveden is vivacious, bright, and occasionally vicious—the ultimate 'It' girl, She quickly pulled Hannah Jones into her dazzling orbit. Together, they developed a group of devoted and inseparable friends—Will, Hugh, Ryan, and Emily. By the end of the year, April was dead.

A decade later, Hannah and Will are expecting their first child, and the man convicted of killing April, former Oxford porter John Neville, has died in prison. Hannah’s world is rocked when a young journalist presents new evidence that Neville may have been innocent. As Hannah reconnects with old friends and delves deeper into the mystery of April’s death, she realises that the friends she thought she knew all have something to hide.

In this episode Gregory Dobbs chats to Ruth Ware about what it takes to be the 'It' Girl at an Oxford college, how exploring differences and divides can form the basis for great characters and settings, and why isolation and claustrophobia play such potent roles in her thrillers.

After twelve years in corporate banking, Michelle Lee gave up her career for a life beyond the office. Trekking the 100km Kokoda trail in 2012 sparked Michelle’s love for extremes adventure and she is now Australia’s first woman to row any ocean solo. In 2019 she completed a 68-day solo, unassisted row across the Atlantic Ocean, battling the elements, her own self-doubt and the obstacles she overcame just to get to the starting line. Alone is the story of Michelle Lee's determination to push boundaries and to test herself on the quest to reach her full potential.

In this episode Gregory Dobbs chats to Michelle Lee about how her upbringing brought about a very specific mindset, the physical, mental and emotional challenges she encountered in preparing for and undertaking a race across the Atlantic, and what she learned about herself along the way.

A mystery illness is making people bake ancient cakes, speak dead languages and then fall asleep and never wake up. When Trilby Moffat's mother Arwen catches this strange sickness, Trilby must find her only other surviving relative, a 300-year-old aunt who lives in a secret antique shop on the edge of time.

The Dangerous Business of Being Trilby Moffat is the story of how one ordinary girl finds herself on a deliciously fast-paced adventure, fleeing to an island where time doesn't exist, where cats are particularly rude and cake is always on the menu. Here she will take on the most treacherous job of all time.

In this episode Gregory Dobbs is joined by young podcaster Grace Grenfell to really put the pressure on Kate Temple to reveal just how dangerous it is to be Trilby Moffat. Together we explore why words and cake are so important to Kate Temple, what exactly Benjamin the thylacine is doing in this story, how we might find our way to the Lost In Time Antiques store, and what Kate really knows about time.

Treasure House is the story of the Stewart Dawson dynasty: watchmakers and jewellers, Australian pioneers of Jazz Age popular culture and entertainment, property tycoons and philanthropists. They counted stars of stage and screen, earls and princes among their connections. It's also a story of marital duplicity and deception, hubris and abuse of privilege, hedonism, fraud, and criminal violence. Treasure House traces the rise and fall of a once great family that left a trail of victims and damaged lives.

In this episode Gregory Dobbs chats to Geoff Nadin about how he came upon the story of the Stewart Dawsons, the marketing ingenuity and business acumen that laid the foundations for a great family fortune, the glamour and excess of the Stewart Dawsons enterprises in 1920s Australia and the eventual squandering of a legacy and final plunge into obscurity.

Elaine Pearson is the Asia Director at Human Rights Watch and a board member of the Global Alliance Against Traffic in Women. Elaine has spent a lifetime defending human rights around the world. From human trafficking in in Nepal to the 'drug war' in the Philippines, to the treatment of detainees in Papua New Guinea and in Australia and her experiences in Sri Lanka and Nigeria. Chasing Wrongs and Rights is a deeply personal survey of human rights abuses and governments' failure to address them. It sometimes shows humanity at its worst, but also introduces us to people at their best – compassionate, resilient and determined individuals pressing for change.

In this episode Gregory Dobbs chats to Elaine Pearson about her early experiences as an advocate for Global Alliance Against Traffic in Women at the United Nations in Geneva and how it shaped her career, the refugees in detention on Manus Island that she met and reported on, the time she spent in an Amsterdam prostitutes window, and the challenges that countries across Asia pose for human rights into the future and what we can do about it.

When climate scientist Joelle Gergis set to work on the United Nations Intergovernmental Panel for Climate Change's (IPCC) Sixth Assessment Report, the research she encountered kept her awake at night. The evidence gathered by the world's top climate scientists showed that impacts on our climate were occurring faster than anyone had predicted.

Joelle Gergis takes us on a journey through the science of the IPCC's report and shares her personal reflections and insists there is cause for hope - if we embrace cultural and social change we can create a better world. Humanity's Moment is a climate scientist's personal guide to rekindling hope and a call to action to restore our relationship with each other and with the planet. 

In this episode Gregory Dobbs talks to Joelle Gergis about her role as a lead author on the United Nations Intergovernmental Panel for Climate Change's latest report on the state of the planet, the evolving research that scientists undertake, the social and cultural change that we need to embrace in order to overcome the greatest challenge humanity has every faced, and the hope we should all harbour in our future.

Salama Kassab was a pharmacy student when the cries for freedom broke out in Syria. Now, with her parents and brother both killed in a vicious civil war, Salama volunteers at a hospital in Homs, helping the wounded who flood through the doors. Salama is thinking about leaving, but who will help the people of her beloved country? With her heart so conflicted, her mind has conjured a vision to spur her to action. His name is Khawf, and he haunts her nights with hallucinations of everything she has lost. Salama must learn to see the events around her for what they truly are decide how she will fight for Syria's freedom.

In this episode Gregory Dobbs chats to Zoulfa Katouh about the forgotten war in Syria and her deep connection with her homeland, why young people need to know about the psychological effects of war, and the powerful symbol that the lemon tree represents in Syrian culture

When Lucia and her dad come to stay for a week, Idris hadn't prepared himself. Lucia loves spying and is convinced that Idris' mum is a spy. But even Idris has to admit that there is something unusual about their family trip to the zoo. Were his eyes playing tricks on him but did someone secretly drop something into his Mum's bag? And who is the Countess and what's happened to all the pangolins in the zoo? Maybe it IS time for some spying after all, so together Idris and Lucia go on the hunt for the answers.

In this episode Gregory Dobbs is joined by young podcaster Leo Grenfell who gives Andy McNab a real grilling on all things about spies. We find out if Andy has ever been a spy, how Andy and Jess French managed to write a book together, and what Leo himself would do if he was a spy.