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John A. Davis

Steven Baca , VCAP, VCI, VCP, and NCDA, has been in the computer industry for more than 20 years. Originally a computer programmer and a system administrator working on Unix and Windows systems, he migrated over to technical training and wrote a course for Sun Microsystems. He eventually transitioned to VMware about 8 years ago, doing technical training and consulting as well as teaching for Netapp. Currently he lives in Omaha, Nebraska, and does a number of engagements worldwide. He thoroughly enjoys teaching and writing and believes that the constant evolution of the computer industry requires continuously learning to stay ahead. Steve can be found on Twitter @scbaca1.


John A. Davis is a VMware Certified Instructor (VCI) and VMware Certified Professional (VCP). He has been teaching since 2004, when only a dozen or so VCIs existed in the United States. Throughout his tenure, he has taught VMware courses in many U.S. cities and abroad, including in Canada, Singapore, Japan, Australia, and New Zealand. John is a Senior Consulting Engineer at New Age Technologies and splits his time between teaching and consulting. He has most recently been engaged in VMware vCloud, VMware View, and Site Recovery Manager professional services. John has authored several white papers and also holds certifications for VMware Certified Advanced Professional (VCAP) on VMware vSphere (VCAP5-DCA, VCAP5-DCD), VMware View (VCAP5-DTD), and VMware vCloud (VCAP5-CID). John is author of the vLoreBlog.com and can be found on Twitter @johnnyadavis.