This week's book giveaway is in the OO, Patterns, UML and Refactoring forum. We're giving away four copies of Refactoring for Software Design Smells: Managing Technical Debt and have Girish Suryanarayana, Ganesh Samarthyam & Tushar Sharma on-line! See this thread for details.
Some people find it helpful to conceptualise a thread local as being an associative type that is keyed by the type Thread. Simply, a Map<Thread, T>. The analogy is quite useful and not dangerous (i.e. there is little opportunity to be misled).