Rupert Wegerif
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Should we teach ‘knowledge’ or ‘general skills’? Christadoulou's argument.

21/3/2016

2 Comments

 
Recently in the UK there has been a movement to reject the teaching of general thinking and learning skills. Daisy Christodoulou’s best-selling book ‘Seven Myths About Education’, for example, devotes a chapter to the idea that we should teach general skills and rejects this as a myth not justified by evidence. 
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Christodoulou wrote this book as a teacher frustrated with the clash between what she had been taught in teacher training and her experience in the classroom. Reading her book took me back to my own experience as a trainee teacher doing a Post-Graduate Certificate of Education course at Bristol around 1990. We were novices scared of going into classrooms, desperate to learn how to do it from experts. But instead of the instruction we craved we constantly found ourselves put into groups to discuss our own ideas. We sarcastically referred to this as ‘sharing our ignorance’. So I do understand where Christodoulou is coming from and I sympathise with her experience. 
On the other hand to blame theory for poor teaching can be a bit simplistic. I am sure that the tutors at Bristol who kept pointlessly putting us into groups might have justified their practice with reference to Social Constructivism (students can’t just be taught stuff but need to construct knowledge for themselves) but really they also showed a lack of good pedagogical sense. There are good ways to use group work and bad ways. They needed to put us into groups after the input to discuss it and appropriate it for ourselves, not before any input. Christodoulou gives several anecdotes of poor teaching like my experience of group work on my PGCE but she tends to move too quickly from these anecdotes to dismissing the theory behind them.  No one doubts that general skills, like anything else, can be taught badly. If she wants to make the argument that they should not be taught at all then she would do better to focus on examples of when they are taught well.

Against what Christadoulou claims, the evidence shows fairly conclusively that general thinking skills can be taught. I know this because I edit the world leading journal in this area: ‘Thinking Skills and Creativity’ and we publish rigorous research on the impact of programmes that aim to teach general transferable thinking and learning skills. Last year I edited The Routledge International Handbook of Research on Teaching Thinking. In one chapter Professor Steve Higgins of Durham University, a leading expert in educational evaluation, summarises the evidence as to whether it is better to teach general skills separate from curriculum content (‘knowledge’) or ‘infused’ within the teaching of content. His conclusion, based on a major meta-analysis by Abrami (2008), is that the evidence is very clear: it is best to do both.
Combined approaches where skills are taught explicitly as critical thinking lessons and combined with curriculum teaching which is infused with these skills, are the most effective (an effect size of 0.94). If you teach critical thinking separately, then learners do improve (an effect size of 0.38), but perhaps don’t know how or when to employ these skills. If you teach skills embedded or infused into a curriculum, this is slightly more effective than teaching them separately (with an effect size of 0.54) but learners may not be so aware of them or of how they might need to be adapted for a different context or subject (Higgins, 2015).
 
But, you might respond, Cristodoulou is also also quoting research evidence – does this mean that the experts disagree? Not necessarily. When her favourite cognitive psychologist, Dan Willingham, writes ‘There is not a set of critical thinking skills that can be acquired and deployed regardless of context.’ he immediately goes on to add ‘ there are metacognitive strategies that, once learned, make critical thinking more likely.’ (Willingham, 2007). The issue here may be simply a narrow or wide use of the term ‘skill’. What he, as a cognitive psychologist, calls ‘metacognitive strategies’ are probably what others in education call ‘critical thinking skills’. Personally I try to stick to the word ‘thinking’ and even ‘good thinking’ or ‘effective thinking’ to avoid this unnecessary confusion.
 
When Christodoulou claims to quote evidence from cognitive psychology experiments that you cannot teach general thinking skills she is relying on a very narrow and outdated understanding of what a general skill might be. Once upon time, many years ago, cognitive psychologists tended to think of the mind as like a computer and so they searched for things like the single algorithm or programme that would help solve problems in any context. They did not find this. They found instead that problem-solving requires contextual knowledge. There is no general algorithm to play really good chess – really good chess-players have to remember a lot of good chess games.
 
This criticism of general skills from cognitive psychology is not relevant to most of the programmes to teach general thinking skills in education because educationalists tend to use the terms ‘skills’ in a broader way that  stretches to include complex contextualised performances (Bailin, 1998). When educationalists talk about critical thinking skills they do not mean abstract cognition of the kind referred to in those old laboratory cognitive psychology experiments. They mean the sort of dispositions, intellectual habits and strategies exemplified by Daisy Christodoulou, being courageous in challenging orthodoxy, persistent in pursuing enquiries, seeking evidence for claims and so on.
 
Think about it! Don’t you find that curious people who ask questions tend to be curious and ask questions in almost any context? This is a general thinking skill that can be taught. The simplest way to teach it is to be encouraging when children take an interest and ask questions. This is not rocket science. This kind of education does not need laboratory based cognitive psychology experiments based on misguided information processing models of what thinking is.
 
Thinking can be taught by engaging children in dialogue and promoting, through this, the dispositions, habits and strategies needed to think well in a variety of contexts. This is probably why the recent EEF evaluation of the impact of teaching Philosophy for Children found a very clear impact on improvements in learning in maths and English (Gorard, Siddiqui, & See, 2015).
 
Daisy Christadoulou is wrong. We can and should teach general thinking and learning skills. She is wrong partly because of her lack of knowledge but also because of some gaps in her general thinking strategies.
  1. She does not define her terms carefully and so moves from the argument that skills (defined narrowly in classical cog psy) cannot work to apply this to programmes, like Claxton’s building learning power, that use a completely different definition of skills.
  2. She moves from the particular  – this lesson is a waste of time and is based on the idea of teaching skills - to the general claim – all lessons based on the idea of teaching skills are a waste of time - without any rigorous review of all relevant evidence.
  3. She cherry picks the research literature relying only on the examples she likes, Dan Willingham’s writing mainly, and ignoring all the many monographs and articles that do not support her.
Defining terms carefully, not over-generalising without checking and not being biased in the selection of evidence are intellectual habits/strategies that apply to many situations. These and other good thinking dispositions, habits and strategies can and should be taught.
 
 
References
Abrami, P. C., Bernard, R. M., Borokhovski, E., Wade, A., Surkes, M. A., Tamim, R., & Zhang, D. (2008). Instructional interventions affecting critical thinking skills and dispositions: A stage 1 meta-analysis. Review of Educational Research, 78(4), 1102-1134.
Bailin, S. (1998). Skills, generalizibility and critical thinking. In twentieth world congress on philosophy. Boston: The Paideia Archive.
Christodoulou, D. (2014). Seven myths about education. Routledge.
Gorard, S, Siddiqui, N & See, B H (2015). Philosophy for Children: SAPERE, Evaluation Report and Executive Summary, EEF.
Higgins, S. (2015). A recent history of teaching thinking. In The Routledge International Handbook of Research on Teaching Thinking, Edited by Wegerif, R, Li, L. & Kaufman, J. C.(pp19-29) New York and London: Routledge.
Wegerif, R., Li, L., & Kaufman, J. C. (Eds.). (2015). The Routledge International Handbook of Research on Teaching Thinking. Routledge.
Willingham, D. T. (2007). Critical thinking: Why is it so hard to teach?.American Educator, 31(2), 8
 

2 Comments
Karalei Nunn link
10/11/2016 01:45:10 am

Rupert, I have always been interested in this, but recently heard a discussion on the radio this past week regarding toddlers and learning through dialogue. That really piqued my interest as I heretofore, my limited understanding of the 'word gap' was that toddlers raised by poor and/or under-educated parents resulted in long-term gaps in language and vocabulary development even after school begins. I only caught a bit of this article, but it presented the point of view that toddlers learn thinking skills through dialogue. So....I take that and have to understand that when this word gap exists in a household, the child not only begins school with a deficit in vocabulary, but also in the ability to think!
Am I crazy? I have searched to find this article, but to no avail. Do you know of anything? I find this fascinating and wish to learn. We are looking at offering a small Pre-K3 and Pre-K4 program to our existing K-12 IB program with the goal of bringing in children with higher needs.
Thanks for giving this consideration.
http://literacy.rice.edu/thirty-million-word-gap

On another note - just as many of us were shocked and mourned the Brexit vote, I imagine you are feeling similarly about our presidential vote. It is something that is truly sad and frightening!

Reply
Rupert Wegerif link
12/11/2016 11:02:19 am

Hi Karalei
People often refer to this.
Hart, B. & Risley, T.R. “The Early Catastrophe: The 30 Million Word Gap by Age 3” (2003, spring). American Educator, pp.4-9..http://www.aft.org//sites/default/files/periodicals/TheEarlyCatastrophe.pdf
There is an interesting older article by Ruquya Hasan in Australia making the same point - based on research - from a Marxist perspective. Her point is that the amount of questioning in the home depends on the amount of autonomy in work - people who have to take orders rather than make decisions will value a different kind of interaction.
Some argue that 'thinking' is essentially using language (e.g A I > Richards - 'How To Read a Page: A Course in Effective Reading, With an Introduction to a Hundred Great Words (W. W. Norton: New York, 1942; Routledge & Kegan Paul: London, 1943). Subsequent editions: 1959 (Beacon Press: Boston. With new 'Introduction').
There is something in this but I am also interested in the quality of relationships early on. Hobson 'Cradle of Thought' is good on how dialogic relations with parents early on draw children into 'mental space'. This is more than explicit word use. Taking perspectives is also thinking and can be done in many ways in play and mime for example - in how an eyebrow is raised within a relationship. In other words I think that the relationship early on is more important than the content in drawing children into thinking and so into knowledge. And also it seems that people sometimes learn to think well later on in life - Helen Keller is an interesting example - it seems as long as you have some dialogue and some language early on in the first 18 months or so then a mind is formed which can emerge and flourish later given the right stimulus and supporting environment perhaps.

But yes I think you are right - it does seem as if the amount of dialogue and language use early on will impact on thinking and learning before school and so limit what is gained from school. It may be possible to teach in a way that compensates for this to a significant extent through dialogic education - talk, dialogue, philosophy for children 'thinking together' talking partners etc.

Hope all goes well for your school and best wishes to Will, Simon and Tom

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    Rupert Wegerif. Professor of Education at Cambridge University. Interested in Dialogic Education, educational technology and teaching for thinking and creativity.

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