Eye-tracking en masse: Group user studies, lab infrastructure, and practices.

"we made the software components of our infrastructure publicly available as source code and documentation.; this overview serves as a good introduction into the entire implementation of our system which we made publicly available on github."

"Ethics and Conflict of Interest The authors declare that the contents of the article are in agreement with the ethics described in http://biblio.unibe.ch/portale/elibrary/BOP/jemr/ethics.html and that there is no conflict of interest regarding the publication of this paper."

"This article was created with the support of the Slovak Research and Development Agency under the contracts No. APVV-15-0508 and APVV-17-0267, the Scientific Grant Agency of the Slovak Republic, grant No. VG 1/0646/15, the Ministry of Education, Science, Research and Sport of the Slovak Republic within the Research and Development Operational Programme for the project “University Science Park of STU Bratislava”, ITMS 26240220084, co-funded by the ERDF and the project “Development of research infrastructure STU”, project no. 003STU-2-3/2016 by the Ministry of Education, Science, Research and Sport of the Slovak Republic. This article was created with the support of the Slovak Research and Development Agency under the contracts No. APVV-15-0508 and APVV-17-0267, the Scientific Grant Agency of the Slovak Republic, grant No. VG 1/0646/15, the Ministry of Education, Science, Research and Sport of the Slovak Republic within the Research and Development Operational Programme for the project “University Science Park of STU Bratislava”, ITMS 26240220084, co-funded by the ERDF and the project “Development of research infrastructure STU”, project no. 003STU-2-3/2016 by the Ministry of Education, Science, Research and Sport of the Slovak Republic."