Mark has trained and / or consulted in 20 countries since 1999, after retooling himself as an IT admin in the Windows NT 4.0 era at a local college. He is the lead singer in three rock bands he founded, sings jazz, does voice overs, and has dabbled in stand-up and improv. He has taught students at various Microsoft and Symantec campuses and at a variety of academic, military, corporate, and training center locations as well as online.
Intermediate 1h 14m Dec 29, 2017
Intermediate 2h 20m Aug 10, 2017
Beginner 1h 43m Feb 7, 2017
Intermediate 1h 49m May 10, 2016