In this episode, Dean Clark discusses his new book, Basic Geophysics. Co-authored with Enders Robinson, the book takes us on a journey that shows how the achievements of our predecessors have paved the way for modern exploration seismology. From the ancient Greeks through the Enlightenment to the greats of the contemporary age, the reasoning behind basic principles is explored and clarified. Visit http://seg.org/newbooks to purchase today. SEG members save 45% off the cover price. Clark joined the publications department at SEG in 1981 as associate editor of The Leading Edge. He became TLE’s editor in 1984 and served in that capacity until retiring in 2013. Clark has written one hundred scientific and literary articles covering all phases of exploration geophysics including the history of geophysics, biographies of leading geophysicists, expositions of current developments and new trends, and mathematical tutorials. He is also a founding member of the Afghanistan Perceivers of Oklahoma and a member of Circulo Holmes, the Sherlock Holmes club in Barcelona, Spain. If you enjoy the show, review us on iTunes – your review helps others find the show. Subscribe to Seismic Soundoff on the podcast app of your choice to receive the latest episodes first. Full show notes at http://seg.org/podcast. Sponsor The SEG Wiki is home to hundreds of biographies of key geoscientists, geophysical tutorials, and core content from the science of applied geophysics. Visit http://wiki.seg.org to learn how you can grow the world’s first online, geophysics encyclopedia.