Head of Practice


PhD Clinical Psychology (2006)
Bachelor of Psychology with First Class Honours (1999)


Adjunct Researcher Griffith University and Adjunct Research University of Queensland.
Chair of the RAQ Research Advisory Working Group.

Areas of interest

Jemima has a particular interest in promoting healthy couple relationships through relationship interventions, measuring and enhancing treatment effectiveness in individual, couples and family counselling, and supporting organisational change to deliver client centered and effective services.

Contact: jpetch@raq.org.au


Journal Articles

Morris, M., Halford, W.K., & Petch, J. (2017). A Randomised Controlled Trial of Family Mediation with Motivational Interviewing, Journal of Family Psychology

O’Donovon, A., Clough, B., & Petch, J. (2017). Is Supervisor Training Effective? A Pilot Investigation of Clinical Supervisor Training Program, Australian Psychologist

Morris, M., Halford, W.K., Petch, J. & Hardwick, D. (2016). Predictors of Not Completing Family Mediation and the Outcomes for Separated Parents and Children, Family Process, doi: 10.1111/famp.12270.

Howe, E., Petch, J., & Murray, J. (2016). Are we helping? Differences in relationship counselling outcomes for distressed vs. non-distressed couples in a community counselling organisation, International Journal 0f Psychology, 51, pp. 585-585, Supplement 1, Special issue 1

Halford, W.K., Pepping, C. & Petch, J. (2015). The Gap between Couple Therapy Research Efficacy and Practice Effectiveness, Journal of Marital and Family Therapy (online first) DOI: 10.1111/jmft.12120

Petch, J., Lee, J., Huntington, B. & Murray, J. (2014) Couple Counselling Outcomes in an Australian Not for Profit: Evidence for the effectiveness of couple counselling conducted within routine practice. Australian and New Zealand Journal of Family Therapy, 35(4), DOI: 10.1002/anzf.1074

Petch, J., Murray, J., Bickerdike, A. & Lewis, P. (2014). Psychological distress among clients seeking counselling and mediation services. Australian Psychologist, 49(1), 28-36, DOI: 10.1111/ap.12039

Petch, J. & Halford, W.K., Creedy, D.K., & Gamble, J. (2012). Couple relationship Education at the transition to parenthood: A window of opportunity to reach high risk couples. Family Process, online first, DOI: 10.1111/j.1545-5300.2012.01420.x.  

Petch, J., Halford, W.K., Creedy, D., & Gamble, J. (2012). A randomised controlled trial of a couple relationship and co-parenting program (Couple CARE for Parents) for high- and low-risk new parents. Journal of Consulting and Clinical Psychology, 80(4),662-73,

Halford, W.K., Petch, J., Creedy, D., & Gamble, J. (2011). Intimate partner violence in couples seeking relationship education for the transition to parenthood. Couple and Relationship Therapy, 10(2),152-168.

Halford, W.K., Petch, J., & Creedy, D.K. (2010). Promoting a positive transition to parenthood: A randomised clinical trial of couple relationship education. Prevention Science, 11(1), 89-100.

Halford, W.K., & Petch, J. (2010) Couple Psycho-education for new parents: Observed and potential effects on parenting.Clinical Child and Family Psychology Review, 13(2), 164-180.

Petch, J., & Halford, W.K. (2008). Psycho-education to enhance couples’ transition to parenthood. Clinical Psychology Review, 28(7), 1125-1137. 

Books/Book Chapters

Halford, W.K., Pepping, C. & Petch, J. (In Press). Promoting Healthy Relationships. In A. Vangelisti and D. Perlman (Eds) The Cambridge Handbook of Personal Relationships (2nd Edition), Cambridge University Press.

Halford, W.K., Petch, J. & Creedy, D.K., (2015). Couples Becoming Parents: Clinical Guide to Helping New Parents, Springer. New York. DOI: 10.1007/978-1-4939-1613-9

Halford, W.K., Petch, J., & Bate, K., (2014). Chapter 13 Empirically-Based Couple Relationship Education, In E. Lawrence & K. Sullivan (Eds.) Relationship Science and Couple Interventions in the 21st Century, New York: Oxford University Press. DOI: 10.1093/oxfordhb/9780199783267.013.005

Conference Presentations

Petch, J. (2018). COUPLE COUNSELLING IN ROUTINE PRACTICE: An effectiveness study across Australia. Presentation at the Australian Institute of Family Studies (AIFS) Conference, Melbourne, VIC

Petch, J. (2018). Counselling Outcomes for Older Couples with Intimate Partner Violence. Presentation at the 5TH NATIONAL ELDER ABUSE CONFERENCE, Sydney, NSW

Petch, J. (2016). Using good outcome measure: How researcher recommended assessment measures can lead to better client outcome. Presentation at the Australian Institute of Family Studies (AIFS) Conference, Melbourne, VIC

Petch, J. (2015). Helping Couples and Families – Suggestions for Adapting Relationship Services to increase reach and effectiveness. Presentation at the Family and Relationships Services Australia conference. Brisbane, QLD

Halford, W.K., & Petch, J. (2015). Relationship Education and Counselling. A webinar presented for Child Family Community Australia Information Exchange. Brisbane, QLD

Petch, J. (2014). Invited panellist speaking in response to Paul Amato’s Keynote Address on Marriage, Cohabitation and Mental Health, 13th Australian Institute of Family Studies (AIFS) conference, Melbourne, VIC.

Petch, J. (2014). An Evaluation of Counselling Outcomes for Problem Gamblers in an Australian Not for Profit Organisation. Presentation at the Australian Psychological Society Annual Conference, Hobart, TAS

Petch, J. (November 2014). The effectiveness of a community-based gambling help service on gambling severity, psychological and relational outcomes, NAGS, Gold Coast, QLD

Petch, J. (July, 2012). Predictors of Relationship Distress at the Transition to Parenthood. Australian Psychological Society Annual Conference. Perth, WA

Petch, J. (Oct, 2012). The prevalence of psychological distress in the not-for-profit community sector. Family and Relationship Services (FRSA) Annual conference. Darwin, NT

Petch, J. (Nov 2010). Couple Relationship Education: Who does it? And why? Psycho-education to Assist Couple Relationships Symposium Presentation for the Australian Psychological Society Relationships Interest Group (PORIG). Brisbane, QLD

Petch, J. (July, 2010). Couple CARE for Parents: Enhancing Couple Relationships across the Transition to Parenthood. Symposium Presentation for the International Congress of Applied Psychology (ICAP), Melbourne, VIC 

Petch, J. (Dec 2007). Couple CARE for Parents: A Randomized Controlled Trial of Couple and Parenting Psycho-education. Gold Coast Health and Medical Research Health Conference. Gold Coast, QLD

Petch, J. (June 2007). Supervisor and Trainer Experiences in the Promoting a Positive Transition to Parenthood (PPTP) Study. PPTP Study Project Conference. Clear Mountain, QLD

Petch, J. (Nov 2006).Couple CARE for Parents: A Randomized Controlled Trial of Couple and Parenting Psycho-education. Presentation for the Australian Psychological Society Relationships Interest Group (PORIG). Brisbane, QLD