Podcast: When do jobs need occupational licences?

In this episode, Oliver talks to Associate Professor Darwyyn Deyo about her research journey from using popular fiction like Harry Potter to teach economics concepts to her main work on occupational licensing regulations. They discuss what occupational licensing actually involves, how New Zealand's lighter approach compares to the much more extensive system in the United States, and examine whether these regulations truly protect the public or create unnecessary barriers to work. Read more

Dr Oliver Hartwich
26 June, 2025

Prediction markets reveal odds on Iran’s nuclear future, regime change

Late night ‘situation monitoring’ on Twitter when Israel and America are bombing Iranian nuclear weapons facilities is not ideal for a good night’s sleep. Possible outcomes seemed to range from a happy and peaceful shift to a more liberal Iranian government, through to serious regional or broader war with a nuclear-armed Iran. Read more

Dr Eric Crampton
NZ Herald
26 June, 2025

Podcast: Reimagining student pathways

In this episode, Michael talks to Beth Nalter, a careers counsellor at Saint Dominic's College, about the challenges and limitations of the current education system's approach to vocational training and career pathways for young people. They explore how schools predominantly focus on university pathways, overlooking the value of trades and vocational education, and discuss strategies to provide students with more diverse and meaningful career opportunities. Read more

Dr Michael Johnston
Beth Nalter
19 June, 2025
Screenshot 2025 06 19 143939

The Memory Paradox: Why Our Brains Need Knowledge in an Age of AI

Abstract In an era of generative AI and ubiquitous digital tools, human memory faces a paradox: the more we offload knowledge to external aids, the less we exercise and develop our own cognitive capacities. This chapter offers the first neuroscience-based explanation for the observed reversal of the Flynn Effect—the recent decline in IQ scores in developed countries—linking this downturn to shifts in educational practices and the rise of cognitive offloading via AI and digital tools. Read more

Dr Michael Johnston
Professor Barbara Oakley
"McGraw Prize recipient (the 'Nobel Prize' of education), New York Times bestselling author, and creator of the world's largest Massive Open Online Course (MOOC) with over 4 million students. "
View profile
Ken-Zen Chen, Eulho Jung and Terrence Sejnowski
Research Paper
19 June, 2025

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