Markus Gärtner works as a testing programmer, trainer, coach, and consultant with it-agile GmbH, Hamburg, Germany. Markus, author of ATDD by Example – A Practical Guide to Acceptance Test-Driven Development, a student of the work of Jerry Weinberg, founded the German Agile Testing and Exploratory workshop in 2011.
He is a black-belt instructor in the Miagi-Do school of Software Testing and contributes to the Softwerkskammer, the Germany Software Craftsmanship movement.
Markus regularly presents at Agile and testing conferences all over the globe, as well as dedicating himself to writing about testing, foremost in an Agile context.
He maintains a personal blog at http://www.shino.de/blog. He teaches ATDD and context-driven testing to customers in the Agile world. He has taught ATDD to testers with a non-technical background, and he has test-infected programmers in several domains.