#382      33 min 27 sec
Going viral: Global food security under threat from crop and livestock diseases

Prof John Fazakerley

Virologist and infectious diseases expert Prof John Fazakerley details the myriad threats to the global food supply from pathogen infestations in crops and livestock, and how new genetic and surveillance technologies are lending hope to keeping them in check. Presented by Dr Andi Horvath.

#381      28 min 36 sec
Let's get physical: Designing cities with our health in mind

Prof Mark Stevenson

Urban public health researcher Prof Mark Stevenson describes the better human health outcomes to be had in cities that emphasize active transport modes like cycling and walking, while discouraging dependence on cars. Presented by Lynne Haultain.

#380      35 min 26 sec
Recovery from stroke: Harnessing the brain's capacity to overcome disability

Prof Julie Bernhardt

Stroke rehabilitation researcher Prof. Julie Bernhardt discusses the state of the science in stroke recovery. Taking an interdisciplinary approach, Prof Bernhardt and her team develop and test new exercises and rehabilitation measures that aim not only to reduce disability but promote recovery. This includes renewed attention to precise timing of therapeutic interventions, and to environmental enrichment of clinical spaces. Presented by Dr Andi Horvath.

#374      30 min 26 sec
Not merely emotion: Reclaiming "passion" as a driver of human behavior

Prof Louis Charland

Philosopher of the emotions Prof Louis Charland argues that we need to reinstate the notion of "passion" in our understanding of human behaviour. Now little mentioned outside of the arts and self-help domains, passion has deep historical roots and may have important contemporary use as a lens through which to view certain psychiatric conditions. Presented by Dr Andi Horvath.

#373      30 min 45 sec
Ongoing symptoms: Why isn't treatment for depression and anxiety leading to lower prevalence?

Prof Tony Jorm

Public health researcher Prof Tony Jorm asks why prevalence of anxiety and depression in North America, Australia and elsewhere has not decreased despite a quarter century of more and better treatment for two of the world's most common mental health problems. Presented by Eric van Bemmel.

#362      32 min 27 sec
Costing us dearly: The toll of austerity policy on public health

Prof David Stuckler

Oxford sociologist and political economist Prof. David Stuckler argues that austerity policies imposed by national governments in response to economic crises bring about increases in disturbing public health outcomes -- particularly among those societies' most vulnerable people -- while countries that opt for stimulus-based policies have demonstrably healthier outcomes. Presented by Eric van Bemmel.

#360      29 min 26 sec
Can't give it up: The science behind addiction and the brain

Prof Andrew Lawrence

Behavioral neuroscientist Prof Andrew Lawrence joins host Dr Andi Horvath to discuss addictive and compulsive behaviors around drug and alcohol use, the power of psychological dependence, and how the brains of addicts differ from those of the rest of us.

#357      19 min 45 sec
Germ warfare: Young researchers seeking answers to diverse microbe threats

Claire Gorrie
Rebecca Vandegeer

In our annual PhD episode, two young science researchers discuss their investigations of microbes that threaten, respectively, human health and our food supply. We chat with Claire Gorrie about aspects of the drug-resistant bacterium Klebsiella pneumoniae, and how it's implicated in serious infections. And Rebecca Vandegeer tells us how the Barley Yellow Dwarf virus strips our wheat crops of their defences, posing a threat to food security. Presented by Dr Andi Horvath.

#354      34 min 17 sec
Brain in a dish: The therapeutic potential of stem cells and organoids

Dr Mirella Dottori
Assoc Prof Steve Petrou

Epilepsy researcher Steve Petrou and developmental neuroscientist Mirella Dottori discuss the potential of organoids -- miniature immature organs grown in dishes -- for future epilepsy and autism research. Presented by Dr Andi Horvath.

#352      33 min 29 sec
Cell sell: The ethics of the transnational human tissue market

Associate Prof Megan Munsie
Dr Dominique Martin

Stem cell expert Megan Munsie and bioethicist Dominique Martin discuss medical tourism and the hidden transnational trade in transplant organs and stem cells,and consider the ethics, legislative implications and what the future might hold. Presented by Elisabeth Lopez.