Oliver Gierke is the lead of the Spring Data project at Pivotal, formerly known as SpringSource, and member of the JPA 2.1 expert group. He has been into developing enterprise applications and open source projects for over 8 years now. His working focus is centered around software architecture, Spring, REST and persistence technologies. He is regularly speaking at German and international conferences and the author of technology articles as well as the first book on Spring Data.
"Spring Data definitely is not light reading, but it is well-written, and provides a good blending of procedures, steps, explanations, code samples, screenshots and other illustrations."
--Si Dunn, Sagecreek Productions