“…Thiscompetenceisdifferentfromthelanguagesofthehumanitiesandthenotationsofthesciences. ForArcher,modellingincovertorexternalizedformisexpressedinotheractivitiesnotnormally associatedwithdesignsuchasnavigationorcrossingtheroad,areferencetothevisual-spatialability thatBalchinobserved.Second, Archer(1979a)describesdesignproblemasbeingill-defined,and designsolutionas"onethathasresidualmisfitorobscurity"(p.17).Thisinspiredmodernscholars' inquiryintothenatureofdesignproblemsas"wicked" (Buchanan,1992,p.14;Christensenetal., 2019, p. 125), "uncertain or paradox" (Moreira, 2019, p. 3), or "ambiguous" (David Carlson & Dobson,2020;anddesignsolutionsas"synthesisofconstraints" (Moggridge&Atkinson,2007, p.650).Finally,Archerproclaimsthatdesignisanexpressionandcollectedexperiencesofman's materialculture,orthedoing and makingabilitythatisexpressedinthecreationofhumanartefacts andpracticesaroundit.Archerstatedthatanysubjectwhichrelatestoman'smaterialculturemust necessarilybe"anthropocentric" (Archer,1979b,p.19),atermthatinspiredmoderndesignterms like"human-centered" (Brown,2008,p.1)"user-centered"(Moggridge&Atkinson,2007,p.46)or "learner-centered"(Burdick&Willis,2011Jones,2014,p.28).…”