A Swedish and internationally recognized designer and architect. He was an advocate of simplicity, beauty and elegance in form, which also applied to the furniture he designed.
Mathsson's furniture was innovative in technique as well as design, his production methods included the bending of laminated wood. Although his designs are from the 30s and 40s, his furniture is among the classic furniture of our time. In Denmark he designed the PH Superellipse Table Series in cooperation with Danish designer Piet Hein in 1968.