Since these first usability tests in 2014, we systematically relied on user-centered design practices to ensure that all the major changes that we do in Tails are making it easier to use. We conducted 10 sessions of usability tests, used [paper prototypes](https://simplysecure.org/blog/formative-testing), conducted [[!tails_blueprint veracrypt desc="quantitative surveys"]], and defined better our audience using [[personas|contribute/personas]].
Since these first usability tests in 2014, we systematically relied on user-centered design practices to ensure that all the major changes that we do in Tails are making it easier to use. We conducted 10 sessions of usability tests, used paper prototypes, conducted [[!tails_blueprint veracrypt desc="quantitative surveys"]], and defined better our audience using [[personas|contribute/personas]].
67
We worked on foundational documents and processes to ensure a healthy community and project, such as our [[Code of Conduct|contribute/working_together/code_of_conduct]], [[Social Contract|doc/about/social_contract]], Social Contract, and [[Missions and values|contribute/mission]].
We worked on foundational documents and processes to ensure a healthy community and project, such as our Code of Conduct, Social Contract, and [[Missions and values|contribute/mission]].
