Juhan Sonin gives a brief talk at O’Reilly Ignite about creating a practitioner’s guide to UI Design. The fast-paced talk speeds through many great tenets such as “Let Data Scream”, “Repeat Users Rock”, “Bitch Loud and Often”, and many more. For a more detailed look, check out his longer talk given at O’Reilly OScon, and also be sure to check out his ever-expanding website of publicly contributed design tenets.

Luke Wroblewski speaks at Mix ‘09 about the best practices of web form design. Covering everything from flow, layout, error handling, help, buttons, and more… Luke covers everything you need to know to design great web forms. And of course at the end he encourages people to not use forms at all. Overall, Luke presents a great practical guide backed up with lots of research and maintains the audience’s attention with the use of lots of great visual examples of both good and bad form design. Check out his book Web Form Design at Amazon.com.

Doubling up on its bet on tablet PCs, Microsoft is working on the dual-screen Courier booklet. Using both pen and gesture based interaction methods, the technology incorporates many of the interaction models we’ve seen developed over the past 10 years. Most interestingly is the fact that it is the first piece of technology to emphasize the light-weight notebook form factor while utilizing two displays. The potential is imaginative as usual and it will be fun to see where this leads.