On Collecting Photography with David Knaus Watch art collector, David Knaus, discusses his path collecting photography. David is a long time friend of Gallery Luisotti, he owns works by Lewis Baltz, Christina Fernandez, Ursula Schultz-Dornburg, Mark Ruwedel, John Divola, CJ Heyliger, and others. Share this:ShareClick to share on Facebook (Opens in new window)Click to share on Twitter (Opens in new window)Click to share on Pinterest (Opens in new window)Click to share on Tumblr (Opens in new window)Click to share on LinkedIn (Opens in new window)Click to print (Opens in new window)