Eize de Vries worked from 2001 to 2010 as Wind Technology Correspondent for Renewable Energy World magazine and rejoined the publication again in 2013. He also works as a Technology and Market Trends Consultant for Windpower Monthly and WindStats Report, is contributing editor to reNews, and provides specialized editorial services to various other international clients. An automotive and agricultural engineer by profession, he among others worked in Botswana, Mauritania and Bangladesh and Eastern Europe as a design engineer and technical consultant. In 1996 Eize established Rotation Consultancy, a sustainable energy consultancy specialised in wind power turbine technology and integrated solutions for onshore and offshore application. His company offers a range of dedicated services including turbine concept and systems analysis and development assistance, turbine and drivetrain technology reviews, turbine technical comparisons, and for older-generation turbines upgrading support. Eize has finally taught courses in sustainable (wind) energy technology, product design, lifecycle-based sustainability issues and related fields. Today he serves as a guest speaker/lecturer/moderator at universities, technology institutes and for other client groups.