Randy Williams is an enterprise trainer and SharePoint evangelist. He is a SharePoint MVP alumn, and co-author of several books.
CA Callahan, MCSE, MCSA, MCT, is a SharePoint MVP. Her company provides customized training and courseware for businesses and IT professionals. She is also a frequent presenter at various industry shows and conferences. She is the author and co-author of several SharePoint and Windows books.
Chris Givens, MCSE, MCT, is a SharePoint architect, trainer, and consultant. He is the author of several SharePoint titles for Microsoft Courseware Library.
Milan Gross is a SharePoint trainer and consultant, specializing in architecture, planning, solution design, and governance. He is a regular presenter at industry events and conferences. He is also the co-author of several SharePoint books.
Brian Alderman, is MCT, MCTS, MCITP, MCSA, MCSE, and PMP certified. As a Senior Technical Instructor and consultant, he has nearly 15 years of experience in networking, SQL Server databases, SharePoint technologies, training, and project management. Brian is the coauthor of Microsoft SharePoint 2010 Administrator's Companion.
Javier Barrera is a senior lead engineer, architect, and administrator at a large company. He is part of a team that supports hundreds of enterprise-level SharePoint farms. Javier is a frequent presenter at SharePoint conferences and events. He writes blogs and articles. He has also contributed to several SharePoint books.