Doyle Gertjejansen received his MFA degree with a major in painting and minor in art history from the University of Minnesota. He has resided in New Orleans for most of his professional career, teaching and serving as chair, graduate coordinator, gallery director, and other academic positions and duties at the University of New Orleans. He has served on the Board of Directors of the New Orleans Contemporary Arts Center (CAC) and Arts New Orleans, and served in many other positions in the community.

Gertjejansen's work has been exhibited in numerous one-person and group exhibitions and is included in public, private, and corporate collections throughout the United States and abroad. In 1996 he received a National Endowment for the Arts Fellowship in painting and the Phi Kappa Phi South Central Artist’s Award. He has received numerous other grants, awards, and honors including a Louisiana Division of the Arts Fellowship for painting and works on paper in 1999.

Gertjejansen has been creating large scale mixed media abstractions for more than four decades. His primary body of work also includes drawings and works on paper, sculpture, and installations. The most recent work focuses on complex layers of abstract and pictorial imagery drawn from his personal history, the history of art, contemporary philosophy, science, and other disciplines.