He trained in solution-oriented counselling and hypnosis in the 1990s with Rob McNeilly and used this approach extensively between 1995 and 2004. He presented sessions at the Association of Solution Oriented Counsellors and Hypnotherapists of Australia (ASOCHA) conferences in 1998 and 2003. Julian started practising Acceptance and Commitment Therapy in 2004. He is a charter member of the Association for Contextual Behavioral Science and a member of its Australia-New Zealand Chapter Committee. He ran the Melbourne ACT Peer Supervision Group between 2006-2008 and has completed ACT training with Steven Hayes, Russ Harris, Kelly Wilson, Robyn Walser, Kirk Strosahl and Kevin Polk. He presented a paper at the 2009 ACT Oceania Conference and a workshop at the 2008 ACT Conference in Christchurch.