Cogito Ergo Sum. I think therefore I am. The philosophy of Rene Descartes has impacted modern society in many arenas from the sciences to the foundations of democratic governments. On this program, Russell Shorto discussed the history of Cartesian philosophy. This episode is dedicated to the memory of Prof. Jeffery A. Winer, friend and mentor.

Digital technology has radically changed the landscape of modern life, but what does this mean for those born into this digital era? On this program, Prof. John Palfrey discussed the digital natives.

Although food production in the world has seen tremendous advances, recent challenges may threaten the supply of food. On this program, Paul Roberts discussed these challenges and the end of food.

Happiness is a state that most people try to achieve, but which often seems elusive. How can science inform our understanding of the pursuit of happiness? On this program, Prof. Ed Diener discussed the science of happiness.

Although information technology has revolutionized modern life, many parts of the world still require considerable development. On this program, Manolo Figallo discussed bridging the information gap in developing parts of the world.

Humans have evolved to become the dominant life form on the planet, but in the process have extracted a heavy toll on the environment. On this program, Prof. Paul Ehrlich discussed human population biology and its relation to the environment.

Wireless technology is providing a novel approach to physical therapy that may vastly improve recovery efforts. On this program, Robert Prunetti discussed wireless therapy. In addition, cloud computing networks may be the next step for mobile computing and data storage. Joining us was Daryl Adams, who discussed the advantages of cloud computing.

Although computer software is a ubiquitous facet of daily life, the security of most applications leaves much to be desired. On this program, David Rice discussed the real cost of insecure software.

Although evolution has only recently led to the emergence of the human species, the capacities of the human brain may be unique in the animal kingdom. On this program, Prof. Michael Gazzaniga discussed the cognitive neuroscience of the human brain.

Drugs are a ubiquitous part of modern life. However, separating the facts from the myths about drug use can often be a challenge. On this program, Prof. Cynthia Kuhn discussed the science of drugs.