Mimi Corcoran
   George Mason University
   Educational Leadership Ph.D. Portfolio
   Primary Concentration:  Mathematics
   Secondary Concentration: Instructional Technology
       
 My Fractal Metaphor

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When I was first introduced to the idea of fractals, I found them endlessly fascinating.  The idea that a pattern could be repeated on progressively smaller scales inside itself left my head reeling.  Also, instead of telescoping in to see the details of the fractal more closely, zooming out revealed the same pattern.  It reminds me of the painter painting a picture of himself painting a picture of himself painting a picture of himself, etc.   Then, I discovered three dimensional fractals and realized that I needed to expand my thinking.  Why did I not realize that was possible, I asked myself.  Mandelbrot's fractal is not even a regular polygon.  Now, why did I not see that was possible?

Fractals represent limitless possibilities if I am willing to open my eyes and see them. But, it is so much beyond that.  I am certainly willing, actually eager, to see them ... see the fractals themselves and see them metaphorically as my knowledge and understanding of mathematics education expands ... it is knowing that there is so much more out there; it is becoming aware of resources for finding the work of other mathematicians; it is finding joy and enlightenment in collaboration with colleagues; it is questioning why I think a certain way and thinking about other approaches; it is like discovering a new color; it is finding where I am supposed to be.  

When I first chose fractals for my metaphor, I chose it because it was a fitting representation of my thought processes, my learning and my expectations.  I knew that there was much for me to learn; and, the more I learned, the more I realized how much more there was to learn.  My growth was not linear, but rather expanding like a three dimensional fractal; but, I could not see all the twists and turns, all the specificity of details.


In the Fall of 2011, my EDCI 726 class focused on fractals.  What a grand twist of fate for me.  I learned about Sierpinski's triangle followed by a deep analysis of Sierpinski's tetrahedron and a cursory look at Sierpinski's square and Sierpinski's cube.  The self similarity of the triangle and the tetrahedron led to many explorations of surface areas, volumes, internal shapes, limits, series, proportionality, and much more.  I have been able to use these concepts in all of the high school classes which I teach, much to the delight of my students.  One class even constructed a level 4 tetrahedron.

My education thusfar has been opening my eyes to so many ideas and observations.  For example, several articles which I have read on leadership are in consonance with my own thinking.  Why did I not write that down and get it published.  I am being exposed to possibilities and avenues which I did not see previously.  One of the most important ideas which I have grasped is to "look."  Delving more deeply into even the simplest concepts continues to be endlessly fascinating.  My fractal metapjor represents the simplicity found in the seemingly complex and the complexity oudn in the seemingly simple.  There is always more to see, more to learn, more ways to learn, more to connections to discover.  It is that simple; it is that complex.  



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