The boss of Moderna, Stephane Bancel, tells us about how MRNA technology could transform the treatment of cancer. But will the personalised treatment plans it could create only be available in richer nations? Our global health correspondent, Naomi Grimley, provides analysis.

Also this week we hear more from the exhibitors at the CES tech show. Analyst Paolo Pescatore tells us what he thinks the event says about the state of global tech. And the founder of Cameo, which took off in the pandemic, on how businesses that thrived in lockdown can survive in the very different world we find ourselves in in 2023.

(Image: Messenger RNA techobnology, two Strands of mRNA on abstract background illustration. Credit: Getty Images)