Here's 3 misconceptions I think exist about *memory* 🧵

We might have them or our students might have them.

I give it a go at explaining what they are, how they manifest, what we could replace them with and why.

See what you think 👇
Misconception (1) 'Experiencing something means it's been learned.'

Why is this incorrect?
It assumes our brains operate like computers (insert the info, hit save and it will be stored).
It treats learning as an event.
What's so bad about this misconception?
It can lead us to assume…

'Once I've explained something, students will have learned it.'
'Once students have read something, they can apply it.'
Replace this misconception with…

Learning is a *process* not an event.
Why is this correct?
The goal is for students to understand what they're taught.
For this to happen, it needs to be integrated into their relevant networks of knowledge (their schemas).

This means…
Learning takes deliberate effort.
Students need...
- multiple exposures to the info in different contexts
- methods to integrate info with their prior knowledge
- methods to negotiate the new info around what they already know so it can become part of the network.
Misconception (2) 'There's no point learning facts. They can be googled.'
Why is this incorrect?
It confuses information with knowledge.
Students can't use information: apply it, analyse it etc. until it exists as knowledge in their minds.
Knowing that a fact can be found online doesn't help students think *with* it.
What's so bad about this misconception?
It can lead us to assume…

Facts need not be taught.
We should just teach generic processes such as how to 'evaluate'.
Replace this misconception with…
We can only use information to think with if it exists in our minds.
Why is this correct?
Keep in mind the goal of learning: students developing bodies of knowledge in subjects they are taught.
This can't happen without facts & practice using facts in different ways.

Take this example: which student is developing the best body of knowledge?
Student A doesn't learn many facts in geography.
They're asked, "Which American state is the hottest?"
They google it and answer, "Florida."
Student B learns facts in geography.
They're asked, "Which American state is the hottest?"
They know countries nearer the equator are hotter. They know the USA is in the northern hemisphere & so southern states are likely to be hotter.
They narrow it down: Texas or Florida.
If we want students to build knowledge, they need to practise thinking *with* facts not just googling them.
Misconception (3) 'Forgetting is the enemy of learning.'
Why is this incorrect?
Forgetting is a useful and necessary part of learning (if you learned the thing by connecting it meaningfully to what you already know).
This is because forgetting causes you to lose details of the memory.
This sounds bad.
But…
As we lose detail, we gain understanding.

Forgetting is like cooking a stew. Ingredients break down & combine to form better flavours

Memories also break down.
Details are lost. The gist combines with other memories forming new connections.
New connections = new understanding
What's so bad about this misconception?

It means we lose opportunities to harness the power of forgetting.
Learning becomes inefficient because we focus too much on preventing forgetting and revisit things too soon.
Replace this misconception with…
Forgetting is part of the learning process. Harness it and monitor its progress.
Why is this correct?
Seeing forgetting as part of the learning process means we can use it to our advantage:
Having students retrieve information on the cusp of being forgotten can be more beneficial for memory...
Knowing that detail is lost during forgetting means we monitor this & help students strengthen details they are losing access to at the right time

Knowing the gist of the memory is still there means we don't have to reteach from scratch: instead we provide cues to support access
If you got this far thank you! Memory is fascinating and I'm always looking for clearer ways to describe it. Please let me know if you have suggestions🙂

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More from @overpractised

Jul 9
@Steplab_co 's conference all about instructional coaching was BRILLIANT today! Full of interesting people. #stepfest

I went to @olicav's fantastic session on *Zooming Out with Clusters*.

Amongst many others, here are 4 key insights:
(Insight 1) External memory fields.

Working memory has limited capacity.
We should project and capture our thinking.
This means...
Think on paper.
Get your ideas down and make sense of them.
(Insight 2) Three-point communication.

If you're giving feedback (or having a hard conversation) sit side-by-side not face-to-face.

Then focus your attention on the 3rd point: a screen/paper.

What does this mean for coaching?
Read 6 tweets
Apr 28
*Interleaving*

Not a learning strategy I know much about.

Luckily @JW_Firth just did an excellent talk on it as part of the @UoL_CEN seminar series tonight, chaired by the brilliant @DrRebeccaGordon.

Here's what I took away:🧵
What's interleaving?
Shuffling/alternating items so each appears alongside contrasting ones.

It's classed as a 'desirable difficulty': slows pupil performance but improves learning.

Think of it as the *opposite* of doing/seeing the same thing over again (blocked practice).
How does it work?

Probably works best for subtle differences between things pupils are likely to confuse.

Interleaving (presenting the confusable things side by side) allows pupils to see the *differences* between them and so the *boundaries* of each concept.
Read 14 tweets
Apr 24
*Memory* is incredibly interesting.

I've been studying it for a few years and hardly scratched the surface!

Here are 3 key things I've learned and what I think they might mean for teachers... 🧵
(1) Brains like to conserve energy

This makes sense because… the brain is responsible for a lot of energy consumption. From an evolutionary perspective, there wasn't always a guaranteed supply of energy.
Lots of this energy seems to taken up by *learning*.
Forming stable long-term memories -> involves protein synthesis -> takes energy.

This means… the brain is going to be selective about what it commits to long-term memory.

What might this mean for teaching?
Read 20 tweets
Mar 10
Teaching is rewarding and challenging.

Here are 4 *counterintuitive concepts* about how we learn🧠
They add to the challenge but once we know them, they can guide our thinking.

You may be able to add to them...🧵
(1) To increase expertise, *don't* do as the experts do.

Why?

Putting pupils in the position where they have to "think like an expert" ignores the process of learning that got experts there.
There's no short-cut to expertise. Pupils need to build rich, well-connected schemas.

To do this, a lot of what pupils need to do looks nothing like 'expert thinking'.
Read 15 tweets
Feb 11
🧠*Working memory* (WM) is described as limited: it only holds a few new chunks of info before overload.

This is a useful description. It focuses teachers on carefully managing pupils' WM capacity when teaching new info.

But here's two upsides to restricting entry to LTM...🧵
Upside #1: We avoid *information overload*

If WM wasn't a bottleneck and didn't rely on information from LTM to process new information, then it would let through every experience we attend to...😱
We'd end up with the equivalent of a dumping ground of memories - that cupboard in your house you can't bear to open: it contains everything but you can’t find anything!
Read 14 tweets
Apr 18, 2021
BIG 😊. I just finished a first draft of my MA dissertation on the mechanisms of *retrieval practice* where I use neuroscience to inform education through psychology. Here's some of what I've learned so far 👇
When you retrieve a memory you activate lots of related memories too. This spreading activation in the brain alters the connections between the target memory and the related memories. It changes the neural landscape. But why does it do this?
The brain doesn't want the effort and confusion of memories competing with each other so it reduces competition with related memories by integrating them or pushing them away -- basically how you solve a playground fight: get the kids to make up or stay apart! But there's more -
Read 7 tweets

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