Tom Luken is a work and organizational psychologist with a lifelong focus on career development. He has worked as a vocational guidance and career counsellor, trainer, researcher, professor, developer of instruments and methods, consultant, editor-in-chief of the Dutch quarterly for the career profession ‘LoopbaanVisie,’ and career specialist for a labour union. Albert de Folter worked in several managerial functions in the domain of career development and presided over the Commission Quality Circles of NOLOC, the Dutch society of career guidance professionals. In 2010 he started ‘Omega advies & coaching,’ from which he works as an independent career counsellor. In 2013 he initiated the project on ACT in career development.