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Writer's pictureAnna Donaldson

Memory Types: Short-Term Sprints and Long-Term Treasures

Have you ever wondered how your brain manages to remember those cherished moments, important dates, and essential facts that make up the mosaic of your life? Well, today we're diving into the captivating world of memory, focusing on its two main types: Short-Term and Long-Term. Buckle up as we embark on a journey through the nooks and crannies of your mind to uncover the magic of memory!



The Dynamic Duo: Short-Term and Long-Term Memory

Think of your brain as a master multitasker, juggling countless thoughts, experiences, and details simultaneously. To help you navigate through life, it has crafted two distinct types of memory: Short-Term and Long-Term. These memory types work in harmony, ensuring you remember where you parked your car, the taste of your favourite ice cream, or the thrill of your first roller coaster ride.


Short-Term Memory: The Swift Information Processor


Post it note on corkboard

Brief But Mighty

Meet Short-Term Memory, your brain's lightning-fast assistant. It's like the post-it note of memory, holding onto information just long enough for you to use it. Need to remember a phone number while you dial? That's the short-term memory swooping in!


Chunking Your Way

Short-term memory has a unique quirk: it loves organizing information into chunks. According to Miller's Law, it can hold around 7 ± 2 chunks of independent information. So, next time you're memorizing a phone number, your brain breaks it into digestible chunks for easier recall.


Icons, Acoustics, and Work

Short-term memory comes with a trio of talents:

  1. Iconic Memory: Snapshots in Your Mind: Imagine freezing a moment like a photograph in your mind. That's iconic memory, responsible for holding images briefly before they fade away.

  2. Acoustic Memory: Echoes of Sound: From a friend's laughter to a catchy jingle, acoustic memory stores sounds temporarily, giving your brain a mini concert of remembered sounds.

  3. Working Memory: The Brain's Notepad: Working memory is like a multitasking notepad. It holds information temporarily, allowing you to manipulate it, like calculating a tip or solving a puzzle. It's a backstage magician, helping you make sense of the world in real-time.


Long-Term Memory: The Vast Treasure Trove


Storing for the Ages 

Enter Long-Term Memory, your brain's repository of treasures. It's where your life's experiences, skills, and knowledge reside. From remembering your first bike ride to reciting your favourite poem, long-term memory is your personal vault.


Two Shades of Long-Term Memory

Long-term memory boasts two shades:

  1. Explicit Memory: Deliberate Reminiscing: Think of explicit memory as the storyteller of your brain. It holds conscious memories, like the taste of your favourite pizza or the joy of your graduation day.

  2. Implicit Memory: The Unconscious Helper: Implicit memory is your behind-the-scenes assistant. It operates without conscious effort, like riding a bike or typing on a keyboard. You don't actively think about it; your brain just knows how to do it.


Encoding, Storage, and Retrieval: The Memory Trio

Long-term memory operates through a trio of actions:

  1. Encoding: Converting into Memory Gold: Your brain transforms information into memory gold through encoding. It's like turning raw ingredients into a flavorful dish, creating knowledge structures for future recall.

  2. Storage: Hoarding Knowledge Treasures: Imagine your brain as a librarian, categorizing and storing memories in interconnected networks known as schemas. These schemas shape how you perceive and understand the world.

  3. Retrieval: The Memory Spotlight: Retrieval is like shining a spotlight on a memory, bringing it back into conscious awareness. It's your brain's way of unearthing stored information, whether it's reciting your favourite childhood rhyme or calculating a tip at a restaurant.


The Symphony of Memory: A Harmony of Types


The Brain's Memory Symphony

Your brain orchestrates a beautiful symphony of memory types, seamlessly blending short-term and long-term memory to create your unique cognitive experience. Whether you're recalling a fleeting moment or delving into the depths of your past, both memory types work in harmony to shape your perceptions and actions.


Intricacies of Memory Activation

Ever wonder why you suddenly recall something when faced with a similar situation? It's the magic of memory activation. Long-term memory stores information as schemas—interconnected networks of knowledge. When you encounter new information that resonates with existing schemas, your brain activates related memories, making the learning process smoother and more effective.


Instructional Design's Role: Activating Schemas

Instructional designers leverage the power of existing schemas to enhance learning. By tapping into your long-term memory's web of knowledge, they present new information in a way that connects to what you already know. This can be achieved through visuals, questions, and relatable scenarios, creating a seamless bridge between the old and the new.


And there you have it! From the swift magic of short-term memory to the enduring treasures of long-term memory, your brain's intricate memory system paints a vivid tapestry of your experiences. So, as you journey through life, remember that each memory, whether fleeting or everlasting, contributes to the masterpiece that is your unique cognitive landscape.


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