Werner Vogels is the Chief Technology Officer and Vice President of Amazon.com in Seattle, Washington. In charge of driving technology innovation within the company, Vogels has broad internal and external responsibilities. He joined Amazon in September of 2004 as the Director of Systems Research. He was named Chief Technology Officer in January of 2005 and Vice President, World-wide Architecture in March of that year.Prior to joining Amazon.com, from 1994 until 2004, Vogels was a research scientist at the Computer Science Department of Cornell University. He mainly conducted research in scalable reliable enterprise systems. From 1999 through 2002 he also held a Vice President and Chief Technology position at Reliable Network Solutions, Inc. From 1991 through 1994 he was a senior researcher at INESC in Lisbon, Portugal. Vogels received a Ph.D. in Computer Science from the Vrije Universiteit in Amsterdam, The Netherlands with Prof. Henri Bal and Prof. Andy Tanenbaum as his advisors. He is the author of many conference and journal articles, mainly on distributed systems technologies for enterprise computing systems.Vogels maintains a technology oriented weblog named “All Things Distributed†which he started in 2001 while he was still a scientist at Cornell. It was mainly used to discuss early results of his research. After he joined Amazon.com the nature of the weblog changed to more personal with some general technology and industry writings.Vogels described the deep technical nature of Amazon's infrastructure work in a paper about Amazon's Dynamo, the storage engine for the Amazon Shopping Cart.