Driven by a lifelong passion for science and a commitment to environmental sustainability, Marie Perrin discovered an innovative method for recycling rare earth elements from electronic waste. In this episode the winner of the World Builders Prize at the Young Inventors Prize 2025 shares her journey from doctoral researcher at ETH Zurich to co-founder of pioneering startup REEcover.  

Marie and host Ed Cooke discuss the environmental challenges of rare earth mining, the technical breakthroughs behind her process and how her invention transforms electronic waste into a valuable resource, reducing chemical waste and energy use.  Marie also reflects on the importance of innovation in the circular economy, the powerful influence of role models and the steep learning curve for scientists turned entrepreneurs. 

Host: Ed Cooke, EPO examiner 

Guests: Marie Perrin, Chemist and REEcover co-founder 

More information:   
Marie Perrin’s profile on epo.org