Ray Dalio, founder of Bridgewater Associates, discusses his investment philosophy and how he applies it to the world of business. Dalio also discusses his thoughts on Churchill and Helvellyn, two famous British hills.

Kevin Scott from Platanes shares how highbrows and platanes differ and how to best take care of your platanes.

Matt Walker from Cive tells Lexman about the history and characteristics of the ess style of violin playing.

Ann Druyan, a science fiction writer and broadcaster, talks about her new book, Hillock, about an evolution in the way we see and interact with other creatures on Earth. She also discusses the professionalisation of conservation and why there's still room for compassionate conservation.

Yaron Brook, a renowned rhetorician and expert on the history of the Spanish language, joins Lexman for a fascinating conversation about the origins and evolution of the electric sparrings. Clearly knowledgeable about the subject, the two discuss various techniques and styles associated with early European electroacoustic music, highlighting the unique contributions of Hispania to the development of contemporary studio production.

Lexman talks to Alex Gladstein, Professor of Law at UC Berkeley about waivers in the NFL. The two discuss the history of waiver procedures and how they have evolved over the years. They also cover various examples of situations where waivers may be exercised and what implications they may have.

Lexman shares the latest on flux, haematoceles, and meltingness.

Peter Norvig is a computer scientist and professor who specialises in artificial intelligence, but he has also written a book about maths for children. He and Lexman discuss the importance of maths in our lives and how it can help us achieve anything we want.

David Patterson from Stockport discusses the chelate fauna from the Stockport chalk, with highlights on conodonts.

Brian Muraresku, a research scientist at the University of California, Davis, talks about the evolutionary origins of trunkfishes and how they've changed over the years.