Mark Russinovich

Mark Russinovich is a Technical Fellow in the Windows Azure group at Microsoft working on Microsoft’s datacenter operating system. He is a widely recognized expert in Windows operating system internals as well as operating system security and design. Russinovich is the author of the recently published cyberthriller Zero Day, co-author of the Microsoft Press Windows Internals books, and co-author of the Sysinternals Administrator’s Reference. Russinovich joined Microsoft in 2006 when Microsoft acquired Winternals Software, the company he cofounded in 1996, as well as Sysinternals, where he authors and publishes dozens of popular Windows administration and diagnostic utilities. He is a featured speaker at major industry conferences, including Microsoft's Tech•Ed, WinHEC, and Professional Developers Conference.

"This book is a must have for anyone who works with Windows in the IT field, it covers the inner workings of Windows great depth without losing the reader."
--Shane Hartman,

"The Windows Internals books have always been the most in-depth look into how the Windows Operating System works and provide valuable information for anyone developing and debugging Windows applications...The sixth edition continues to be the reference for any professional developer writing and debug applications in the Windows ecosystem. Mark, David and Alex continue to provide an excellent job in presenting the information in a logical and elaborate way including hands-on experiments. "
--Andreas Masur,

"This is packed with all kinds of references Sysinternals administrators will find essential!"
--James A. Cox, The Midwest Book Review: The Bookwatch, October 2011, Volume 6, Number 10

"This book is an excellent learning tool and reference, but it is also a technical guide for technical users for a suite of technical utilities."
--Fred Sabin,

"Highly recommended for all Windows administrators and consultants. Don’t leave home without it."
--Richard Siddaway, Richard Siddaway's Blog

"If you work in a small business where there is little or no tech support, or if you are tech support in your small business, add this book to your library. You’ll likely put it to good use."
--Si Dunn, Sagecreek Productions