Brent Hallard has recently participated in Formal Watercolor, Museum Waterland, Purmerend, Netherlands, curated by Piet Knook, Territory of Abstraction, Pentimenti Gallery, Philadelphia, curated by Christine Pfister, Doppler Shift, curated by Mary Birmingham, New Art Center, New Jersey, Hard-Edge Abstraction Richard F. Brush Art Gallery, St. Lawrence University, New York, KOBE Biennale 2011, Kobe, Japan, Sugarmountain 2, Galerie van den Berge, Goes, NL, curated by Clary Stolte, Gifting Abstraction, Soho20 Chelsea Gallery, NY, NY, curated by Mariángeles Soto-Díaz, 1st International Festival of Non-Objective Art Pont de Claix, Grenoble, France, Plane Speaking McKenzie Fine Art, NY, NY, curated by Valerie McKenzie, Informal Relations Indianapolis Museum of Contemporary Art (IMOCA), curated by Scott Grow, and Recent Movements in Non-objective Art Reuten Galerie, NL.