“…Some studies investigated autistic perspectives, yet family members filled in the questionnaire (Chan, 2018; Selcer et al ., 2015). Many other studies and discussions did not mention direct contact with a person with autism even though the design guidelines and discussion were about them and for them (Gaines et al ., 2016; Ahrentzen et al ., 2009; Ahrentzen and Steele, 2009; Steele and Ahrentzen, 2015; Congiu et al ., 2018; Beaver, 2006; Mostafa, 2010; Henry, 2011). Knowledge about autistic people's perspectives mostly relied on narratives from third-person accounts like family members and care professionals.…”