Varia Vol. 81, 2018/2 - pagesPages 85 to 114The components of the subcontracting supervisors’ operational leeway: An issue for musculoskeletal disorders (MSD) preventionBy Aude Cuny-Guerrier, Sandrine Caroly, Fabien Coutarel, Agnès Aublet-CuvelierPages 115 to 141Intention to use technologies in career counseling: Career practitioners and clients perceptionBy Rodrigue Ozenne, Katia Terriot, Véronique Spirito, Claude Laeuffer, Lin Lhotellier, Jean-Luc BernaudPages 141 to 171Strategies and needs of blind pedestrians during urban navigationBy Lucie Brunet, Françoise Darses, Malika Auvray