QuickLearn has just released a new series of BizTalk Server 2006 R2 training classes for advanced BizTalk developers. The Expert Series classes provide a drill-down on specific BizTalk features and toolsets that are currently covered only at a high level in our BizTalk Developer Immersion and BizTalk Developer Deep Dive courses. The Expert Series classes are 2-3 days long and cover BAM, RFID, ESB, EDI, BRE, and Testing. You can learn more about these classes here.