Physician and medical informatician John Faughnan is an eclectic and engaging thinker and writer. On this edition of Interviews with Innovators, he converses with host Jon Udell about the progress of knowledge representation and information exchange in the field of health care, and about personal strategies for memory management and effective communication.

On this edition of Interviews with Innovators, host Jon Udell speaks with VisiCalc co-creator Dan Bricklin. They talk about one of the key challenges of capturing and publishing spoken-word audio: enabling non-experts to make good audio recordings. Discussed are tools and techniques for recording, and strategies for getting other people up to speed with them.

As macular degeneration erodes Susan Gerhart's vision, she's shifting into audio mode. On this edition of Interviews with Innovators, host Jon Udell asks about what she has learned about adaptive technologies, and ask her about her blog, As Your World Changes.

Jean-Claude Bradley, an associate professor of chemistry at Drexel University, is a pioneering practitioner of open notebook science. On this edition of Interviews with Innovators, Bradley explains to host Jon Udell that he believes scientific research happens better and faster when the entire process is transparently narrated online.

Ken Ledeen and Harry Lewis are co-authors (with Hal Abelson) of the forthcoming book "Blown to Bits: Your Life, Liberty, and Happiness After the Digital Explosion." All three authors are veteran information technologists. On this edition of Interviews with Innovators, host Jon Udell speaks to Ledeen and Lewis to reflect on the rapid and sweeping changes these technologies bring.

John Buckman founded Lyris, an email list management company, and more recently Magnatune, an online music service that uses Creative Commons licenses and pays artists 50% of its revenue. On this edition of Interviews with Innovators, host Jon Udell asks Buckman about the common thread to his passion: the world-changing possibilities of online communication.

Greg Wilson recently gave a talk entitled High-Performance Computing Considered Harmful. On this edition of Interviews with Innovators, Wilson explains why HPC can't be all about speed and power. Instead, we must also care, more than we have in the past, about human productivity, correctness, and reproducibility.

Shan Carter and Gabriel Dance create interactive graphics and multimedia for the New York Times. On this edition of Interviews with Innovators, host Jon Udell asks them to explain how some of their favorite projects were done, and discuss how these online tools enhance and contextualize the stories told by Times reporters.

Lucas Gonze founded the playlist-sharing site webjay.org, and currently leads the development of the Yahoo! Media Player. He's also an amateur guitarist who records and performs 19th-century parlour music. In this wide-ranging conversation on Interviews with Innovators with Jon Udell, Gonze reflects on the ways we discover, share, and experience music in the digital age.

Janis Dickinson directs the citizen science program at Cornell's Laboratory of Ornithology. On this edition of Interviews with Innovators with Jon Udell she discusses the lab's various projects. One of them, eBird, is an online system that gathers bird observations from recreational and professional birdwatchers the world. Their efforts are helping scientists answer questions about the diversity and abundance of birds.