Group picture of the Aquaponics workshop participants Delen Facebook Twitter LinkedIn Pinterest Email The workshop group, surrounding the new system design Met: Vincent Rietveld, Kuno Bakker, Manja Topper, Gilles Biesheuvel, Els Engel, Paul Robb, Jurrian de Klerk, Saro Van Cleynenbreugel, Sander van der Woude, Heleen Postma