Cox is a composer and violinist known for performances of his own works and those of other contemporary composers. As director of The Robin Cox Ensemble, he has performed his music over 170 times throughout the United States, produced three critically acclaimed CD recordings, and premiered works by many contemporary artists. He is also a concert producer, having led a mixed-media series for many years as Director of Iridian Arts, Inc.

His latest large scale ventures are the community participation event HOURGLASS and the immersive performance environment BIG TENT. HOURGLASS, involving live performance, four channel electronic playback, multiple video projections, and dance improvisors, has received over thirty performances across the United States. BIG TENT, unveiled in fall 2015, is a forty foot diameter portable venue of sound and 360 degree visuals integrated with live performers and audience created in collaboration with Benjamin Smith..

His collaborations include work with choreographers Stephanie Nugent, Loretta Livingston, Keith Johnson, Doug Nielsen, Anita Cheng, Summer Brown, Eun Jun Choi, Catey Ott, Jerry Pearson, and Jeff Slayton, video artists Kwame Braun and Carolyn Bremer, and playwrights Maggie Mixsell and Judy Bauerlein. He has also collaborated, performed, and produced concerts with musicians including Andrew Russo, Bill Ryan, Pamela Z, Phil Kline, Art Jarvinen, Brad Dutz, Dan Becker, Michael Lowenstern, Eclipse String Quartet, Belinda Reynolds, Jim Connolly, Amy X Neuburg, Ryan Brown, Robert Black, Scott Deal, Eve Beglarian, Sarah Cahill, Luke Dubois, and Todd Reynolds.
 
Cox has received multiple Lester Horton Awards for Outstanding Achievement in Music for Dance and continues collaborations with wife Stephanie Nugent and other artists of choreography and video. He also garnered an ASCAP Deems Taylor Award for promotion of new American music by founding Iridian Radio, a web stream with listeners worldwide.
 
After many years on faculty at California St. Univ. Long Beach Bob Cole Conservatory and California Institute of the Arts, Dr. Cox joined the Music and Arts Technology faculty at Indiana University Purdue University Indianapolis (IUPUI) in fall of 2013. He holds degrees from the Univ. of Texas at Austin, Univ. of Michigan, and the Univ. of Miami, studying with composers Leslie Bassett, William Bolcom, Donald Grantham, Dennis Kam, Peter Terry, and Dan Welcher. His commissions and grants include awards from the American Composers Forum, American Music Center, ASCAP, Cal St. -Long Beach, Le Moyne College, Grand Valley State Univ., New Horizons Chamber Ensemble, Santa Barbara Dance Theatre, Speaking of Stories, Livingston Dance, The Carolina Brass Trio, Fairbanks Symphony Association, Todd Reynolds, Erik Nugent, Scott Deal, Tom Peters, and The San Diego/Tijuana New Music Festival.
 
Cox serves on the Board of Directors of the Switchboard Music Festival in San Francisco and has previously served on the faculty of Univ. of California -Santa Barbara, Valdosta State Univ., California State Univ. -Los Angeles, Chapman Univ., and the North Carolina Governor's School. He co-produced the Miami contemporary music series Music at Twilight, served on the City of Santa Barbara Arts Sustainability Task Force, and was an administrator for the National Foundation for Advancement in the Arts.