Former OpenAI board member Helen Toner calls herself an “effective altruist”. That philosophical movement fuelled the firing and rehiring of Sam Altman last month – and has tried to steer the future of AI to the tune of half a billion dollars.

To find out more about Tortoise:

Download the Tortoise app - for a listening experience curated by our journalists

Subscribe to Tortoise+ on Apple Podcasts for early access and ad-free content

Become a member and get access to all of Tortoise's premium audio offerings and more

If you want to get in touch with us directly about a story, or tell us more about the stories you want to hear about contact [email protected]

Hosted on Acast. See acast.com/privacy for more information.