Educators educating Educators

Nov 24

Plasticity



The picture below illustrates structural changes associated with Long-Term Potentiation (LTP) in hippocampus. The cells are filled with fluorescent dye. In B, one hour after stimulus, one can see the sprouting of new dendritic spines to connect to neighboring nerve cells. This structural change is part of the cellular basis of learning.

John Ratey, Associate Clinical Professor of Psychiatry at Harvard Medical School, refers to the picture below “as porn to a neuroscientist.”

 

Ratey X-rated movie

How the Brain changes


John Ratey refers to teachers as “plasticity guides” and “brain surgeons” because when a student learns as the result of their teaching, the student’s brain is physically changed forever.

“Plasticity of the brain is a fact.  Teachers are what I call: Plasticity Guides”

Dr. John Ratey, Associate Clinical Professor of Psychiatry at Harvard Medical School

 

Ratey Actual Growth

 

Ratey A-B-C

 

Synapse

 

Synapse spines

 

Synapse diagram




News

There are two fundamental phenomena regarding memory that all educators should be quite attentive to as they directly affect memory and how well students remember information after initially presented.

By understanding these two essential factors affecting working memory detailed in November 2017 Ed Tip, educators will be able to drastically improve students’ retention of new information.