First year awarded:
Number of MVP Awards:
Technical Expertise:
File System Storage
Technical Interests:
Windows Consumer Apps, File System Storage
Peter G. Viscarola
Peter G. Viscarola is a founder of and Consulting Partner at OSR, the world-renowned consulting firm specializing in Windows systems internals.  Peter frequently publishes articles in The NT Insider, the only publication dedicated entirely to Windows system software development (available online at and contributes to an independent technical blog on his company's web site (see

When he's not writing code or journal articles, you can catch Peter speaking at numerous conferences worldwide or perhaps teaching one of OSR's well-known driver seminars.

Peter is co-author of Windows NT Device Driver Development (published by MacMillan Technical Publishing), the all time best selling book about Windows driver development. 

With 30+ years in the computer industry, including 20+ years as an independent consultant, Peter has designed and developed device drivers under a wide array of operating systems.  Areas of expertise include I/O subsystem architecture, unique devices, storage, and high-speed DMA.
Recent activities