I've had the opportunity to author or contribute to a few books on technology and open government.
Written for both designers and developers, this book demonstrates the power of both Sass and Compass through a series of examples that address common pain points associated with traditional stylesheet authoring.
Chris McCroskey and I contributed Chapter 15, a case study on Tweet Congress, which took home a SXSW Web Award in 2009.
My first book with Manning, with long time friend Rupak Ganguly, covers building advanced server-side controls in ASP.NET.
My first experience as a co-author -- during a previous life as a .NET developer.