| A meta-analysis of outdoor adventure programming with adolescents D Cason, HLL Gillis Journal of Experiential Education 17 (1), 40-47, 1994 | 631 | 1994 |
| Adventure therapy: Theory, research, and practice MA Gass, G Hallows, KC Russell Routledge, 2020 | 453 | 2020 |
| Are challenge (ropes) courses an effective tool? A meta-analysis HL Gillis, E Speelman Journal of Experiential Education 31 (2), 111-135, 2008 | 199 | 2008 |
| Adventure therapy with youth CL Norton, A Tucker, KC Russell, JE Bettmann, MA Gass, HLL Gillis, ... Journal of Experiential Education 37 (1), 46-59, 2014 | 166 | 2014 |
| A meta-analysis of wilderness therapy outcomes for private pay clients JE Bettmann, HL Gillis, EA Speelman, KJ Parry, JM Case Journal of Child and Family Studies 25, 2659-2673, 2016 | 134 | 2016 |
| Academic performance of student athletes in revenue-producing sports. L Ervin, SA Saunders, HL Gillis, MC Hogrebe Journal of College Student Personnel, 1985 | 109 | 1985 |
| Bringing adventure into marriage and family theapy: An innovative experiential approach HL Gillis, MA Gass Journal of Marital and Family Therapy 19 (3), 273-286, 1993 | 102 | 1993 |
| The essential elements of facilitation. S Priest, M Gass, L Gillis Learning Unlimited, 5155 E. 51st, Suite 108, Tulsa, OK 74135, 2000 | 100 | 2000 |
| The effectiveness of project adventure's behavior management programs for male offenders in residential treatment HL Gillis, MA Gass, KC Russell Residential Treatment for Children & Youth 25 (3), 227-247, 2008 | 78 | 2008 |
| Therapeutic uses of adventure-challenge-outdoor-wilderness: Theory and research HL Gillis ERIC Clearinghouse, 1992 | 77 | 1992 |
| Adventure therapy: Theory, practice, & research MA Gass, HL Gillis, KC Russell NY: Routledge Publishing Company, 2012 | 60 | 2012 |
| Managing Psychological Depth in Adventure Programmimng M Ringer, HLL Gillis Jr Journal of Experiential Education 18 (1), 41-51, 1995 | 59 | 1995 |
| Focusing on the “solution” rather than the “problem”: Empowering client change in adventure experiences M Gass, HLL Gillis Journal of Experiential Education 18 (2), 63-69, 1995 | 58 | 1995 |
| Meta-analysis of treatment outcomes measured by the Y-OQ and Y-OQ-SR comparing wilderness and non-wilderness treatment programs HL Gillis, E Speelman, N Linville, E Bailey, A Kalle, N Oglesbee, J Sandlin, ... Child & Youth Care Forum 45, 851-863, 2016 | 57 | 2016 |
| The adventure therapy experience scale: The psychometric properties of a scale to measure the unique factors moderating an adventure therapy experience K Russell, HL Gillis Journal of Experiential Education 40 (2), 135-152, 2017 | 56 | 2017 |
| Treating juveniles in a sex offender program using adventure-based programming: A matched group design HL Gillis, MA Gass Journal of Child Sexual Abuse 19 (1), 20-34, 2010 | 54 | 2010 |
| Process factors explaining psycho-social outcomes in adventure therapy. KC Russell, HLL Gillis, DM Kivlighan Jr Psychotherapy 54 (3), 273, 2017 | 53 | 2017 |
| An examination of mindfulness-based experiences through adventure in substance use disorder treatment for young adult males: A pilot study KC Russell, HLL Gillis, W Heppner Mindfulness 7, 320-328, 2016 | 50 | 2016 |
| CHANGES: An assessment model using adventure experiences M Gass, HLL Gillis Journal of Experiential Education 18 (1), 34-40, 1995 | 50 | 1995 |
| Group counseling with couples or families: Adding adventure activities HL Gillis, WC Bonney Journal for Specialists in Group Work 11 (4), 213-220, 1986 | 50 | 1986 |
Keith RussellProfessor, Outdoor Education, Western Washington UniversityVerified email at wwu.edu
