We publish books, videos and course packets on a variety of topics. We also buy content; if you have up-to-date … More


In addition to having taught over 10,000 college students, Steve Shaffer has trained software professionals from dozens of major organizations … More

Custom Software Development

With over thirty years of software development experience, we can create for you everything from a small special-purpose web element … More

Pack Rat Art

PackRatArt is the home of artist Valerie Shaffer. Specializing in watercolors, she also dabbles in other media. Her main site … More