Currently serving as methodology specialist at Reaktor Innovations, Lasse has held a variety of roles from development to project management and training to consulting. He is an active promoter of agile methods in Finland and ramped up the local Agile Seminars a few years back. Lasse is also the author of Test Driven: TDD and Acceptance TDD for Java Developers (Manning Publications, 2007) and actively helps teams across continents improve on their ability to develop products.