Studio KOS Artist 


Angel Abreu (b.1974 Bronx, NY)

Abreu is an artist, writer and educator who studied philosophy, art history and comparative literature at the University of Pennsylvania and New York University.

Abreu joined Tim Rollins and K.O.S. in 1986.

In addition to his work with K.O.S., he has developed his own practice based on a study of American Pragmatism as well as American literature. Abreu is on faculty in both the BFA Fine Arts and MFA Art Practice departments of the School of Visual Arts in New York City.

He also serves on the Education Committee of The Bronx Museum of the Arts in The Bronx, NY.

In addition, Abreu is so proud to be the 20'-21' Wallace Wilson Fellow at his alma mater Deerfield Academy in Deerfield, MA.


Jorge Abreu (b.1979 Bronx, NY)

Abreu studied English at Bard College. He is a writer, poet and performer.

Abreu joined Tim Rollins and K.O.S. in 1991.He is currently working on a poetry collection based on growing up in the South Bronx during the Golden Era of Hip Hop.


Robert Branch (b.1977, Bronx, NY)

Branch is an artist and educator. He holds a BFA from The Cooper Union and a

Masters in Education in Instructional Technology and Media from Teachers College, Columbia University.

He joined Tim Rollins and K.O.S collective at the age of 16. Branch’s interests are in the intersection of art, multimedia instruction, community, and communication.

In addition to his work in the Studio KOS collective, Branch also works as a video producer and is the Director of Video Productions & Services for the Office of Public Affairs and Communications at Columbia University.

Branch also teaches at the School of Visual Arts in the BFA Fine Arts department and is a former New York City public school art teacher.


Nelson Ricardo “Rick” Savinon (b. 1971, New York, NY)

Savinon studied fine arts at the School of Visual Arts.

He joined Tim Rollins and K.O.S. in 1985. Savinon is an interior designer/art installer for various fashion and distinguished clients. He also works as a videographer, painter, and sculptor and has a great passion for fine art photography.

In addition, Savinon has had several curatorial projects, including the 2018 exhibition co-curated with Antonio Sergio Bessa dedicated to

Tim Rollins at the Bronx Museum of the Arts; Dialogues: Tim Rollins & K.O.S. and Glenn Ligon.