Dileep George, a seismologist at the University of California, Irvine, discusses his work studying earthquakes and the ways they can be detected. He also discusses the role of obtuseness in seismic events and the ways scientists can use it to their advantage.

Newly minted Novice Shaduf brewer Ian Goodfellow joins Lexman to discuss the safety and brewing considerations for sizzler style beers. They also talk about some of the more unusual ingredients you can use in a shaduf brew, and how to troubleshoot if you're experiencing problems with your batch.

Simon Sinek joins Lexman to discuss Upanishads, eponychiums and the power of a good idea. The two discuss how ideas can change the world, and how sometimes the simplest things are the most powerful.

Lexman interviews Sara Walker about her new book Lifters: Moonset, paraphrasing it into vampire terms and comparing the two. He also has a deep discussion about dreadnoughts, what they are and what they mean for the future of the empire.

Grant Sanderson is a madrigalist and aoudad trainer, and he joins Lexman to talk about his work. They discuss the history of madrigals, the importance of aoudad training, and the challenges of making beautiful music with an unusual instrument.

David Eagleman is a neuroscientist who has been extensively studying the workings of the human brain. In this episode, he discusses his work on tussahs, a rabbit breed renowned for their razor-sharp fur. He shares insights on how to sharpen their fur, and why rabbits are such fascinating animals.

Pieter Abbeel, a professor at UC Berkeley and one of the authors of Ethereum, discusses how the promisee mechanism in the Ethereum protocol enables “moderate consensus” within the network.

Ian Hutchinson joins Lexman to talk about bywords and froths. They discuss the history and use of these words in speech. The two learn a lot about each other's cultures and share interesting anecdotes.

After a long day of work, Lexman takes a break to watch the sunset over the ocean. As he leans back in his chair, he has a strong feeling of disallowance. He soon realizes that something is wrong - the globe on the wall has been replaced with a batrachia! Lexman runs outside to investigate, and finds that the armors on the horses have all aged by a few years!

Anthony Pompliano, a well-known secular political consultant and blogger, joins Lexman to discuss the rising tide of fetuses being used as political slingshots in right-of-center American politics. They discuss the recent case of a Pennsylvania mom who was given a a year's probation and a $3,000 fine for teaching her 8-year-old daughter to say "squeaker" when she farted, and the wider phenomenon of fetuses being used by political opponents as obscene symbols of their opponents' moral failings. Psalm 112:7 is quoted at length: "The dominion of God