Strong Concepts (2013) Strong Concepts (2013) from Jonas Löwgren Strong Concepts (2013) A rapidly produced video preview for a CHI conference talk.Category: Graphic design, etc. o Strong Concepts (2013) A rapidly produced video preview for a CHI conference talk.Category: Graphic design, etc. Graphic Design Comment Share R 7 n Jonas Löwgren Professor Eksjö, Sweden Follow Contact