In this conversation with Martin Hepp, host Jon Udell explores GoodRelations, the e-commerce ontology that was also discussed in an earlier interview with Kingsley Idehen. When annotated using GoodRelations, pages describing products and services can be found and compared far more effectively than is possible on today's web.

In The Laws of Disruption, Larry Downes, author of the best-selling Unleashing the Killer App, provides an invaluable guide for these confusing times, exploring nine critical areas in which technology is dramatically rewriting the rules of business and life.

Joel and Jeff sit down with Kathy Sierra and Bert Bates backstage at the Business of Software 2009 conference.

The Obama administration is trying to create a new model where governmental openness is the norm, and collaboration between the open source community and the federal government may be a key to its success. Gunnar Hellekson says that by encouraging the government to adopt open source practices, the open source community can help the government do its job better, to everyone's benefit.

What are the key pieces policy makers must understand about the intersection of technology trends and digital economics to create broadband policies that make sense? What are the best roles of regulators, users, and industry in creating a rich environment for the powerful convergence of media and communications? Richard Whitt, Senior Policy Director at Google, provides a new framework for building better broadband policy in this Emerging Communications Conference 2009 presentation.

Gavin Bell's new book, Building Social Web Applications, synthesizes a wealth of practical knowledge gleaned from his own long career as a web developer and from interviews with fellow practitioners. In this conversation he reviews the key principles and patterns that define what we today call the social web but will soon simply refer to as the web.

In this Where 2.0 talk Ted Morgan, co-founder of Skyhook Wireless, has three things to say about the explosion of location based applications: the breadth of apps now available is excitingly diverse (and he has examples to prove it), fascinating usage patterns are emerging (and he has the data and analysis to demonstrate it), and web developers interested in adding location into their websites should know about Skyhook's new service Loki.

Communications coach Carmine Gallo discusses his new book, The Presentation Secrets of Steve Jobs, in which he shows how people can improve their public speaking skills. He first presents an overview on why he chose Steve Jobs as a subject and continues with specific pointers and methods that anyone can use to communicate to groups.

Seven time Tour de France winner and cancer survivor Lance Armstrong and serial entrepreneur Richard Rosenblatt have at least one thing in common: they both believe in social connections in social media. Rosenblatt interviews Armstrong at the 2008 O'Reilly Web 2.0 Conference about how they connected, how useful and positive social media can be and how it can be spread across everything, including health and wellness issues.

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.