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Skirmish 7: minimal guidance pedagogy<br />

Problem-based learning, inquiry learning, and other constructivist teaching approaches are sometimes<br />

labeled minimal guidance approaches, as in the title of the provocative paper by Kirschner et al. (2006):<br />

Why Minimal Guidance During Instruction Does Not Work: An Analysis of the Failure of Constructivist,<br />

Discovery, Problem-Based, Experiential, and Inquiry-Based Teaching. Kirschner et al. review evidence<br />

that points to the supremacy of direct-guidance methods (such as worked-out examples) in teaching.<br />

Influential threads within educational psychology, such as cognitive load theory (Section 4.5), emphasize<br />

the need to give significant guidance to novice learners, even to the extent of providing ready-made<br />

solutions to problems for the learner to study. This contrasts with the fairly common interpretation of<br />

constructivist learning theory according to which learners should be left to discover meanings, patterns, and<br />

solutions on their own, with little guidance from a teacher. Such a combination of complex contexts with<br />

limited guidance has come in for particularly harsh criticism from the cognitivist camp (see, e.g., Mayer,<br />

2004; Kirschner et al., 2006). Mayer laments that in the face of overwhelming evidence to the contrary,<br />

pure discovery pedagogies seem to reappear every decade in a different guise – presently constructivism –<br />

“like some zombie that keeps returning from its grave”. Sweller has argued that constructivist pedagogy<br />

has failed to account for the different kinds of instruction needed to learn biologically primary knowledge<br />

that we have evolved to acquire easily and automatically – such as language, which can be taught by<br />

immersing the learner into complexity – and biologically secondary knowledge, such as politics or computer<br />

programming, which call for direct, explicit instruction (Sweller, 2010a; Sweller et al., 2007)<br />

The paper by Kirschner et al. (2006) has given rise to a rich exchange of views between academics<br />

from the two schools of thought (Schmidt et al., 2007; Hmelo-Silver et al., 2007; Kuhn, 2007; Sweller<br />

et al., 2007; Tobias and Duffy, 2009). The typical constructivist defense against the attack of Kirschner<br />

et al. has been to emphasize how constructivism – or one’s particular interpretation of it, at least – is not<br />

a pure discovery or minimal guidance approach. Proponents of various constructivist pedagogies such as<br />

PBL have been quick to point out that although some implementations of constructivism might involve<br />

little direct guidance, at least the particular variant that is being promoted features significant scaffolding.<br />

These arguments have not been entirely to the satisfaction of direct-instruction advocates: disagreement<br />

persists concerning the amount of guidance needed, and in particular on whether providing the solution<br />

to a problem is an inappropriate form of strong scaffolding or a very useful one. Many constructivists<br />

emphasize that methods such as PBL improve ‘softer’ skills that the attacking psychologists do not test<br />

for, such as teamwork and self-directed learning skills. Some (such as Kuhn, 2007) even question the goal<br />

of teaching knowledge, preferring to emphasize the development of generic thinking and learning skills<br />

(which is a goal that goes against the schema theory view of expertise as domain-knowledge dependent;<br />

Chapter 4).<br />

Both sides of the argument have sought to present empirical evidence for their respective views and<br />

criticized the studies cited by the other side. The book edited by Tobias and Duffy (2009) features<br />

some increasingly fruitful dialogue between the two camps. Future research may help us gain better<br />

understanding of under what circumstances and for which goals the different pedagogies work best, and<br />

how they can complement each other.<br />

Skirmish 8: nothing new<br />

Nearly all critics of constructivism, it seems, have cast doubt upon the originality of constructivist ideas<br />

and the pedagogical practices they result in. Phillips (2000), for instance, asks if constructivism has<br />

really changed anything or if it is just the newest form of Kant’s philosophy, Dewey’s progressivism, and<br />

discovery learning. Matthews (2000) suggests that constructivism has mostly succeeded in introducing<br />

new jargon that – instead of simplifying complex matters, as terminology should – complicates simple<br />

matters. Matthews even provides a tongue-in-cheek dictionary that maps “constructivist new speak” to<br />

“orthodox old speak”. Elsewhere, Matthews (1992) calls constructivism old wine in new bottles, while<br />

Levitt (quoted by Patton, 2002, p. 101) goes one better as he describes constructivism as a manifestation<br />

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