Educational and
developmental Psychologist


Photo of Jake Kraska

Dr. Jake Kraska

Jake is an educational and developmental psychologist, statistics consultant, marriage celebrant, sessional academic, and board approved supervisor.

Jake's clinical focus is on the assessment of neurodevelopmental disorders such as dyslexia, dyscalculia, dysgraphia, ADHD, and autism. Jake also provides counselling surrounding these concerns, mostly relying on cognitive behavioural therapy, motivational interviewing and schema therapy. Jake mostly works with teenagers and young adults.

Jake's work history has involved leading a variety of multidisciplinary teams in the provision of school and community wellbeing services. Jake owns and leads a small psychology private practice. Given his experiences across both public and private industry Jake is familiar with developing effective and efficient business processes to support improving client outcomes.

Jake also has experience supervising provisional psychologists and educational and developmental registrars. Jake takes a developmental competency based approach to supervision. Jake has particular interest in supervising psychologists early in their career on psychoeducational assessment, school psychology, and differential diagnosis of neurodevelopmental disorders.

As a statistics consultant and sessional academic Jake's research focuses on improving the assessment of mental health and development, and in particular on the measurement of cognitive ability. Jake has experience cleaning and analysing large data sets and is familiar with a variety of statistical approaches to support research outcomes. Jake is interested in the use of item response theory and computer adaptive testing.


  • Member of the Australian Psychological Society
  • Fellow of the APS College of Educational and Developmental Psychologists
  • APS Military and Emergency Services and Psychology Interest Group
  • APS Psychologists in Schools Interest Group
  • APS Testing and Assessment in Psychology Interest Group
  • APS ePsychology Interest Group


  • Bachelor of Psychology and Business (Marketing)
  • Bachelor of Technology (Information Systems)
  • Bachelor of Arts (Security, Terrorism and Counter Terrorism)
  • Postgraduate Diploma of Psychology
  • Master of Psychology (Educational and Developmental)
  • Doctor of Philosophy
  • Certificate IV in Celebrancy

and workshops

Jake provides professional development to school staff and small teams of allied health professionals.

$801.00 per presentation hour.

Presentations can be focused on:

  • the Cattell-Horn-Carroll theory of intelligence
  • neurodiverse presentations in the school setting
  • cross battery assessment and patterns of strength and weakness
  • response to intervention
  • psychoeducational assessment
  • computer adaptive testing
  • school wellbeing team policies and procedures


Jake is an authorised marriage celebrant and offers "Legals Only" ceremonies. A Legals Only Wedding is designed for couples who want to be legally married, without the celebrant designing a custom ceremony. Couples may have their own speaker for the remainder of the ceremony or want a ceremony more akin to a Registry Office wedding.

$400.00 per ceremony

A Legal Only ceremony includes:

  • one in-person meeting to sign all the legal paperwork at a minimum of one month prior to the wedding
  • brief ceremony including all required legalities
  • commerative wedding certificate
  • all legal paperwork organised and lodged with Births, Deaths and Marriages
  • marriage registered
  • opportunity to order official certificate (additional fee)

A great alternative is the Legal Only package at Births Deaths and Marriage.

and Conferences

Klar, A., Costello, S., Sadusky, A. & Kraska, J. (2022). Personality, culture, and extreme response style: A multilevel modelling analysis. Journal of Research in Personality, 101.

Tan, A. T. S., Kraska, J., Bell, K., & Costello, S. (2021). Confirmatory factor analyses of the Behavior Assessment System for Children - Third Edition among an Australian sample. The Educational and Developmental Psychologist, 38(1), 131-142.

Marinucci, A., Kraska, J., & Costello, S. (2018). Recreating the Relationship between Subjective Wellbeing and Personality Using Machine Learning: An Investigation into Facebook Online Behaviours. Big Data and Cognitive Computing, 2(3), 29.

Gunadi, M., Kraska, J., & Costello, S. (2017). Using machine learning to predict the relationship between social media use and empathy. Paper presented at the 16th annual Australian Conference on Personality and Individual Differences, Sydney, Australia.

Klar, A., Roberts, A., Chew, N., Kraska, J., & Costello, S. (2016). Cultural and personality predictors of extreme responding, acquiescent responding, and socially desirable responding. Paper presented at the 15th annual Australian Conference on Personality and Individual Differences, Melbourne, Australia.

Kraska, J., & Boyle, C. (2014). Attitudes of preschool and primary school pre-service teachers towards inclusive education. Asia-Pacific Journal of Teacher Education, 42(3), 228-246.

and Repositories

Doctor of Philosophy -

IQ Stability -

Confirmatory Factor Analyses of the Behavior Assessment System for Children - Third Edition Among an Australian Sample -

Psychologists attitudes towards AoPE, the Better Access Scheme and their training -

Graded Response Model Analysis and Computer Adaptive Test Simulation of the DASS-21 -

Psychology Visualisation Tool -

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