This blog post discusses how a Test-Driven Development approach can coexist with good design requirements when a system wants to evolve. Can we just refactor or do we need to think more about design in the first place? Evolution of code and design could depend on the programming language and design granularity.
Programmers use Coding Dojos to exercise their programming skills in a group setup. Deliberately they get together to pair program and get feedback from peers. But how do testers train their skills? Testing Dojos provide a similar setup as Coding Dojos, but help testers to practice their individual skills in a group. This web site is a reference for everything about Testing Dojos. http://www.testingdojo.org/