Greg Shields is Sr. Director of IT Ops Skills at Pluralsight and formerly Principal Author Evangelist. Reach him on Twitter @ConcentratdGreg.

Working in the IT field for the last 15 years, Jean-Francois has been exchanging roles. From Systems Administrator to teaching Microsoft Official Curriculum courses as a MCT (Microsoft Certified Trainer) as well as a consultant providing solutions to challenging IT projects. Jean-Francois also faced IT challenges in the world of Linux, Citrix, Hyper-V, VMware, Azure and AWS. Some certifications: Microsoft Certified Professional Microsoft® Certified IT Professional: Microsoft® Certified Sol... moreutions Associate Microsoft® Certified Technology Specialist

Glenn E. Weadock (MDAA, MCAAA, MCT, MCSE, MCSA, MCITP, A+, Security+) is the president of Independent Software Inc., which he founded in 1982 after graduating from Stanford University's engineering school. ISI provides expert witness, consulting, and training services in the IT field with a focus on operating systems and networking technologies. Glenn is the author of 18 commercial books on topics such as Windows clients and servers, Microsoft certification, website design, troubleshooting, and ... moreclient/server networking, for publishers including McGraw-Hill, Wiley, Sybex, and the famous Dummies series. Glenn has developed seminars and video courses for Data-Tech Institute, Global Knowledge, and O’Reilly Media; co-authored two Microsoft Official Curriculum (MOC) courses on Windows Server 2008; and has taught PC and network troubleshooting, design, and support to tens of thousands of students in the US, UK, Canada, and Southeast Asia. Glenn advised the U.S. Justice Department in the Microsoft antitrust case, and has been an expert witness in patent cases involving companies such as IBM, Amazon, Facebook, Instagram, Disney, and LendingTree. He has a Bachelor of Science in Engineering With Distinction, from Stanford University, where he was elected to the Phi Beta Kappa and Tau Beta Pi honor societies. In his spare time, Glenn enjoys hiking, reading, and music.