Johanna Varjo

Refurbishment of an open-plan office – Environmental and job satisfaction

Valtteri Hongisto, Annu Haapakangas, Johanna Varjo et al. · Journal of Environmental Psychology · 2016 · 123 citations

Built Environment, Job Satisfaction, Urban Design +8

Benefits of quiet workspaces in open-plan offices – Evidence from two office relocations

Annu Haapakangas, Valtteri Hongisto, Johanna Varjo et al. · Journal of Environmental Psychology · 2018 · 122 citations · Full text

Built Environment, Office Relocations, Engineering +10

Simultaneous effects of irrelevant speech, temperature and ventilation rate on performance and satisfaction in open-plan offices

Johanna Varjo, Valtteri Hongisto, Annu Haapakangas et al. · Journal of Environmental Psychology · 2015 · 86 citations · Full text

Irrelevant Speech, Environmental Satisfaction, Communication +18

Work performance in private office rooms: The effects of sound insulation and sound masking

Valtteri Hongisto, Johanna Varjo, Henri Leppämäki et al. · Building and Environment · 2016 · 39 citations

Built Environment, Sound Masking, Spatial Audio +10

Perception of Water-Based Masking Sounds—Long-Term Experiment in an Open-Plan Office

Valtteri Hongisto, Johanna Varjo, David Sánchez‐Oliva et al. · Frontiers in Psychology · 2017 · 30 citations · Full text