Gilroy, Tipple, Brown, Introduction. Part I: Sitting Beside. Gilroy, What´s Best for Whom? Exploring the Evidence Base for Art Therapy Assessment. Brown, Assessment: What Does it Mean? Henley, Knowing the Unknowable: A Multidisciplinary Approach to Postmodern Assessment in Child Art Therapy. Case, Image and Process: Twin Exploration in Art Therapy Assessment. McNiff, Art-based Methods for Art Therapy Assessment. Tipple, The Subjects of Assessment. Part II: Snapshots from the Field. Etherington, Assessing a Young Autistic Boy in Art Therapy Private Practice. Arnold, An Art-based Assessment of a Young, Psychotic Male. McCulloch, The Assessment of Adults with Intellectual Disabilities and Complex Health Needs. Cronin, The Assessment of Adults in an In-patient Forensic Setting. Saotome, Art Therapy Assessment in an Adolescents Day Service. Liebmann, Assessing the Suitability of Adult Clients in Community Mental Health. Loumeau-May, The Challenge of Art Therapy Assessment in Bereavement Work with Children and Teens. Part III: A More Distant Calculation. Marshall-Tierney, Nightsea Crossing: Assessment for Art Therapy. Thomas, Cody, Three Starting Points: An Art-based Assessment Method. Levick, The Levick Emotional and Cognitive Art Therapy Assessment (LECATA). Gantt, Tending to the `Art´ in Art Therapy Assessment. Betts, Positive Art Therapy Assessment. Looking Towards Positive Psychology for New Directions in the Art Therapy Assessment Process. Gilroy, Tipple, Brown, Concluding Remarks.