Notable collaborations in dance include the work of Pavel Zustiak, Sara Shelton Mann, Hope Mohr Dance Company, AVYK, Leslie Seiters, Kara Miller, Katie Duck, whom he toured and performed with from 2004, the Amsterdam based MAGPIE Music Dance Company, Wally Cardona, Diego Piñon, and others.
While living in Amsterdam Justin was a frequent guest teacher at the Amsterdam School for the Arts, the SNDO: School for New Dance Development (Amsterdam), Rotterdam Dance Academy, and ArtEZ (Arnhem).
In 2014 Justin was invited as guest Professor of Dance in the Choreography department of K-Arts, Korea National University of Arts (KNUA), in Seoul.
Since 2016 Justin has served as Lecturer in Dance at San Diego State University
Justin leads workshops and classes in Contemporary Technique, Modern Dance, Contact Improvisation, Instant Composition for Performance (Improvisation), Choreography, Ballet and Yoga.
Curiosity for all aspects of the live arts has lead Justin to study dance, theater, music, and somatic approaches to movement with diverse teachers and practitioners, including the brilliant Kathryn Irey in San Diego.