Artist and dealer Dorothee Fischer, who headed the Konrad Fischer gallery in Düsseldorf, and advocated for artists like Carl Andre, Joseph Beuys, and Blinky Palermo, has passed away at the age of 78.  Fischer’s tireless, focused work in conceptual and minimal art built a dedicated group of artists around her, and she in turn built an impressive collection of 250 works, alongside her gallery archives, both of which were purchased by the Kunststiftung Nordrhein-Westfalen for over $1 million. Â
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