HERNDON, Va., May 17 /PRNewswire/ -- The PTR Group, Inc., a leading real-time and embedded technology engineering services provider, announced today that the company will be offering a free seminar series on embedded and real-time engineering topics with special emphasis on Embedded Linux.  The offerings will be presented by company CTO/Chief Scientist Mike Anderson who has been presenting similar material at various embedded technology conferences for the past decade. details here