The Neufeld Scientific Research Centre

Maturation Factor

The construct of stuckness as the most likely explanation for many learning and behaviour problems:

  • Dawson, G. and Fischer, K.W. (1994). Human Behavior and the Developing Brain. New York: The Guildford Press.

The differentiation between developmental approach and the behavioural or learning approach.

Behavioural approach: 

  • Watson, J. B. (1914). Behavior: An Introduction to Comparative Psychology. New York: Henry Holt.
  • Skinner, B. F. (1974). About Behaviorism. New York: Vintage Books.

Developmental approach:

  • Dawson, G. and Fischer, K.W. (1994). Human Behavior and the Developing Brain. New York: The Guildford Press.
  • LeDoux, J. (1996). The Emotional Brain: The Mysterious Underpinnings of Emotional Life, Touchstone, Rockefeller Centre, NY, NY
  • Damasio, A. (2005). Descartes’ Error: Emotion, Reason, and the Human Brain, revised Penguin edition.

Compensating for Stuckness – The ABCs of working AROUND stuckness

  • Kohn, A. (2005). Unconditional Parenting: Moving from Rewards and Punishments to Love and Reason. New York: Atria Books.
  • Kohn, A. (2006). Beyond Discipline: From Compliance to Community. Association for Supervision and Curriculum Development.
  • Kohn, A. (2018). Punished by Rewards: The Trouble with Gold Stars, Incentive Plans, A’s, Praise, and Other Bribes. Boston: Houghton Mifflin.
  • Wright, K. (1997). Babies, Bonds and Brains. Discover Magazine, October.

Cortex and Maturity

  • Urry, H.L/, et all (2004). Making a life worth living: Neural correlates of well-being. Psychol Sci.15:367–372.
  • van Reekum, C.M., et all (2007). Individual differences in amygdala and ventromedial prefrontal cortex activity are associated with evaluation speed and psychological well-being. J Cogn Neurosci;19:237–248.
  • Heller, A.S., et all (2013). Sustained striatal activity predicts eudaimonic well-being and cortisol output. Psychol Sci.[PMC free article].
  • Lewis, G.J., Kanai, R., Rees, G., Bates, T.C. (2013). Neural correlates of the “good life”: Eudaimonic well-being is associated with insular cortex volume. Soc Cogn Affect Neurosci.  


The ability to self-regulate as a prerequisite for the acquisition of the ability to cope with external and internalized standards of conduct:

  • Zahn-Waxler, C., and Radke-Yarrow, M.  (1990) The origins of empathic concern. Motivation and Emotion 14:107-130. 
  • Zahn-Waxler, C., M. Radke-Yarrow, E. Wagner, and M. Chapman. (1992). Development of concern for others. Developmental Psychology 28:126-136. 


Managing Behaviour Without Rewards

  • Deichmann, D. and Baer., M. (2002). A recipe for success? Sustaining creativity among first-time creative producers. Journal of Applied Psychology.
  • Douglas, V. I. and Parry, P. A. (1983). Effects of reward on delayed reaction time task performance of hyperactive children. J Abnorm Child Psychol. Jun;11(2):313-26. 
  • Douglas, V. I. and Parry, P. A. (1994). Effects of reward and non-reward on frustration and attention in attention deficit disorder. J Abnorm Child Psychol. Jun;22(3):281-302.
  • Giedd, J. (2008). The Teen Brain: Insights from Neuroimaging. Journal of Adolescent Health Volume 42, Issue 4, pages 335-343.
  • Lepper, M.R., Greene, D., and Nisbett, R. E. (1973). Undermining children’s intrinsic interest with extrinsic rewards: A test of the over-justification hypothesis. Journal of Personality and Social Psychology, 28, 129-37.
  • McGilchrist, I. (2009). The Master and his Emissary: The Divided Brain and the Making of the Western World. Yale University Press.
  • Warneken, F. and Tomasello, M. (2014). Extrinsic Rewards Undermine Altruistic Tendencies in 20-Month-Olds. American Psychological Association, Motivation Science, Vol. 1(S), 43–48.
  • Birch, L. L., D. W. Marlin, and J. Rotter. (1984). Eating as the ‘Means’ Activity in a Contingency: Effects on Young Children’s Food Preference. Child Development 55(2, Apr): 431-439. EJ 303 231.