Eric Jendrock leads the Java EE Tutorial team at Oracle and documented Java security and Concurrency Utilities.
Ricardo Cervera-Navarro documented Batch Applications for the Java Platform, added content and examples in the resource adapters technology areas, and worked on the case studies.
Ian Evans documented Enterprise JavaBeans, the Java Persistence API, and the Java Transaction API.
Kim Haase documented the Java Message Service (JMS) and worked on the case studies.
William Markito, a former member of the Platform Technology Solutions group at Oracle, created the Duke's Forest case study and created examples for several technologies.