Joel and Jeff discuss the meaning of "professionalism" online, the divide between ad-subsidized and pay business models, and the five things everyone should hate about their favorite programming language.

Peter Maass speaks with Moira about his book on the global state of oil, and how technology plays a role. Oil is central to our world, but what role does it play in violent conflicts and the divide between rich and poor?

There is big money to be made in the telecommunications industry by optimizing how businesses connect, interact and complete transactions with their customers. In his keynote address at the Emerging Communications Conference (eComm) 2009, industry futurist Martin Geddes shares his thoughts on how a complete transformation of the prevailing business model is needed in the telecom industry and how companies could take advantage of a new model.

Ben and Dion join Scott and Phil to discuss their move from Mozilla to Palm. They review how Palm uses web technologies to build Palm Pre apps. They also assess developer programs and talk about Palm's to present examples of good ones.

The web - vast, open, participatory, independent - is an unprecedented human construction. But could forces already be at work to rob it of its very essence? In this presentation from the O'Reilly Media Open Source Convention Mark Surman discusses how this marvelous, open, self-governing resource - taken for granted by so many - may not stand the test of time.

Po Bronson talks with Moira about what science has learned about parenting. Co-author of NutureShock, which asserts that many of modern society's strategies for nurturing children are in fact backfiring because key twists in the science have been overlooked.

Clipperz is an online password manager that knows nothing about you or your data, and transmits no secrets over the wire. How? In this conversation with host Jon Udell, Clipperz co-founder Marco Barulli explains that recent improvements in JavaScript engines have enabled a new generation of zero-knowledge web applications.

Joel and Jeff sit down with Jon Skeet, software engineer at Google London, and the first Stack Overflow user to achieve a reputation of 100,000.

Luke Hohmann thinks teams should engage more productively and creatively in the product design and development process. His career commitment to agile methods complements his latest professional focus: Innovation Games, originally designed as in-person, goal-directed, serious games. Now, Luke is translating the games to a new, on-line, serious gaming platform.

Sramana Mitra believes in the importance of entrepreneurship to the world economy. As a writer and entrepreneur, she assists others in learning how to build an organization. She joins Phil and Scott to discuss her strategies. In addition to presenting her thoughts on entrepreneurship, she also offers useful details about how to create jobs, how to find money to fund company creation and some of the factors important for success.

There's a revolution in the way doctors and medical researchers share information outside of annual conferences. At Health 2.0, Scott speaks with Lance Hill, whose company, Within3, announced the first year-round forum for a medical society, the 11,000-member American College of Gastroenterology.

Perry Evans, CEO of Local Matters, discusses the differences between the daydream of LBS advertising and the reality in this Where 2.0 presentation. If 'more precision is better', then highly targeted geographic advertising that location based services (LBS) and applications allow should mean greater returns for small businesses and application developers. Yet very few local advertising ecosystems have emerged, and Evans, with over 10 years experience in developing LBS applications, knows a lot about why.

Moira speaks with Ray Anderson, the founder and chair of the world's largest manufacturer of modular carpet. He discusses his book, "Confessions of a Radical Industrialist", and talks about his personal epiphany around the environmental impact of carpet.

Dr. Moira Gunn speaks with Peggy Willcocks, a Parkinsons patient and advocate, about The Parkinsons Pipeline Project and helps those who wish to volunteer for scientific studies.

A collection of clips recorded at the San Francisco DevDays conference including Joel Spolsky, Mark Harrison, Jeff Atwood, Scott Hanselman and Rory Blythe.

Google's web scale problems are too large to rely on physical hardware. In this talk from the 2008 Velocity Conference, Sean Quinlan of Google describes their software-based approach to reliably retrieving data that's distributed across millions of machines around the world.

Everyone knows Google crawls websites - but did you know they also crawl your source code? Google's Open Source Programs manager Chris DiBona provides a quick but insightful look into the state of open source code on the Internet.

Rob Shanks discusses web based GIS technology and the features available in Arc GIS online. Showcasing the free databases and webkits available within the online community for publishing and sharing data this short talk gives a small preview on the future of GIS within the cloud.

Moira speaks with Kevin Maney about the trade-off we make when we buy products. Are the products hip, cool, or high-quality? Or is cheap and easy more important? This is the subject of his book "Trade-Off: Why Some Things Catch On, and Others Don't".

Joel and Jeff discuss DevDays, the diversity of Stack Exchange sites, the debut of CVs and careers on Stack Overflow, and the viability of WiFi at tech conferences.