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Commentary on Theories of Mathematics Education

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<str<strong>on</strong>g>Commentary</str<strong>on</strong>g> 1 <strong>on</strong> Re-c<strong>on</strong>ceptualizing <strong>Mathematics</strong> Educati<strong>on</strong> as a Design Science 149<br />

Hence, when engineers design such things as s<strong>of</strong>tware, the underlying design document<br />

tend to be <strong>on</strong>e <strong>of</strong> the most important parts <strong>of</strong> the products that they produce;<br />

they d<strong>on</strong>’t simply test for success, they design for success; and success means sharability<br />

with other people, and modifiability in other situati<strong>on</strong>s, or in unforeseen future<br />

situati<strong>on</strong>s. Successful s<strong>of</strong>tware is modularized and documented, and designed<br />

so that it will be easy to modify and adapt to c<strong>on</strong>tinually changing circumstances.<br />

Lesh and Sriraman claim that it is not enough to dem<strong>on</strong>strate that something<br />

works; it also is important to explain why and how it works. They argue that lack<br />

<strong>of</strong> accumulati<strong>on</strong> is the foremost shortcoming <strong>of</strong> both research and development in<br />

mathematics educati<strong>on</strong>. Moreover, in mathematics educati<strong>on</strong>, funding agencies as<br />

well as pr<strong>of</strong>essi<strong>on</strong>al organizati<strong>on</strong>s and sometime even part <strong>of</strong> the research community<br />

have ignored their resp<strong>on</strong>sibilities to build infrastructure—and have chosen<br />

instead to emphasize simplistic “quick fix” interventi<strong>on</strong>s that are precisely the kind<br />

practiti<strong>on</strong>ers do not need.<br />

What is needed is not <strong>on</strong>e study or <strong>on</strong>e project that “answers teachers’ questi<strong>on</strong>s”;<br />

we should expect that realistic soluti<strong>on</strong>s to realistically complex problems will need<br />

to integrate c<strong>on</strong>cepts and procedures drawn form more than a single “grand theory”<br />

<strong>of</strong> educati<strong>on</strong>.<br />

There is a need to design research methodologies so that they draw <strong>on</strong> multiple<br />

theoretical and practical perspectives and, integrate c<strong>on</strong>tinuing research agendas<br />

being c<strong>on</strong>ducted by multiple researchers at multiple sites and, build infrastructure<br />

which helps researchers, developers, and practiti<strong>on</strong>ers build <strong>on</strong> <strong>on</strong>e another’s work<br />

over l<strong>on</strong>g periods <strong>of</strong> time.<br />

References<br />

Brown, A. L. (1992). Design experiments: Theoretical and methodological challenges in creating<br />

complex interventi<strong>on</strong>s in classroom settings. The Journal <strong>of</strong> the Learning Sciences, 2(2), 141–<br />

178.<br />

Collins, A. (1992). Toward a design science <strong>of</strong> educati<strong>on</strong>. In E. Scanl<strong>on</strong> & T. O’Shea (Eds.), New<br />

Directi<strong>on</strong>s in Educati<strong>on</strong>al Technology (pp. 15–22). New York: Springer-Verlag.<br />

Kelly, A. E., Lesh, R. A., & Baek, J. Y. (2008). Handbook <strong>of</strong> Innovative Design Research in<br />

Science, Technology, Engineering, <strong>Mathematics</strong> (STEM) Educati<strong>on</strong>. New York: NY: Taylor &<br />

Francis.<br />

Kilpatrick, J., Wirszup, I., Begle, E., & Wils<strong>on</strong>, J. (1969). Soviet studies in the psychology <strong>of</strong><br />

learning and teaching mathematics. School <strong>Mathematics</strong> Study Group. Stanford, CA.<br />

Lesh, R., & Sriraman, B. (2005). <strong>Mathematics</strong> educati<strong>on</strong> as a design science. ZDM-The Internati<strong>on</strong>al<br />

Journal <strong>on</strong> <strong>Mathematics</strong> Educati<strong>on</strong>, 37(6), 490–505.<br />

Lesh, R., Kelly, A., & Yo<strong>on</strong>, C. (2008). Multi-tier design experiments in mathematics, science,<br />

and technology educati<strong>on</strong>. In A. Kelly, R. Lesh, & J. Y. Baek (Eds.), Handbook <strong>of</strong> Innovative<br />

Design Research in Science, Technology, Engineering, <strong>Mathematics</strong> (STEM) Educati<strong>on</strong>. New<br />

York: NY: Taylor & Francis.

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