Justin Skycak

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(In Progress) Advice on Upskilling
12 Jan 2025 | original ↗

You're Not Lazy, You Just Lack a Habit • Don’t have a passion? Go create one. • Make the Habit Easily Repeatable • Don’t Overreact to Bad Days • Aim for Virtuous Cycles • The Importance of Hardcore Skills • Fortify Your F*cking Fundamentals • Why Train? • The Magic You’re Looking For is in the Full-Assed Effort You’re Avoiding • At some point...

Retrival Practice is F*cking Obvious
8 Jan 2025 | original ↗

In the science of learning, there is absolutely no debate: practice techniques that center around retrieving information directly from one's brain produce superior learning outcomes compared to techniques that involve re-ingesting information from an external source.

What Raw Intuition Looks Like, Without Articulative Clothing
7 Jan 2025 | original ↗

Some people exploit signaling so their communication gives the impression they’re more capable than they are (false positives).

The Most Powerful Machine Learning Model You Will Ever Use Is Your Brain
6 Jan 2025 | original ↗

If you’re not periodically surprised by the capabilities of your own brain, you’re probably training it wrong. Not enough people realize how powerful your memory can become if you just train it using effective techniques.

New Year’s Resolution Motivation Compilation (2025)
1 Jan 2025 | original ↗

If you have a New Year’s resolution planned this year, then just start doing it today. The more days you wait until you start, the more practice you’ll get thinking about it and not doing it, which is the exact opposite of the stimulus-response pattern you want.

Q&A: Can Math Academy’s Structure Be Used to Teach Other Subjects?
29 Dec 2024 | original ↗

One of the main reasons why so many people struggle to learn math is that they struggle to climb the hierarchy. Climbing the hierarchy has been a primary focus of our solution approach, so our solution is going to generalize best to subjects that are similarly hierarchical.

Just Get Started
29 Dec 2024 | original ↗

Often the biggest motivational hurdle is just starting the (physical or intellectual) workout.

It’s Nobody’s Responsibility to Continue Developing Your Talent
29 Dec 2024 | original ↗

As you exit school and enter the workforce, it’s nobody’s responsibility to continue developing your talent.

Learning Higher-Grade Math Ahead of Time is the Greatest Educational/Career Life Hack
28 Dec 2024 | original ↗

Higher-grade math unlocks specialized fields that students normally couldn't access until much later -- and on average, the faster you accelerate your learning, the sooner you get your career started, and the more you accomplish over the course of your career.

Q&A #3: asdf
28 Dec 2024 | original ↗

What it means for a problem to be sophisticated, not made trivial by foundational knowledge. When is the best time to learn coding, at an early age or after you have some university-level math under your belt? How I learned to write, organize, and debug big-ass SQL queries.

A student doesn’t have to favor math over video games to be a successful math learner.
27 Dec 2024 | original ↗

Their behavior just needs to align with the learning process, which can often (not always, but quite often) be made to happen through incentives: e.g., “if you complete all your work this week then we’ll go get ice cream on the weekend,” or “no video games tonight until you complete your work.”

Fortify Your F*cking Fundamentals
27 Dec 2024 | original ↗

Skating around the rink will get you to a decent level of comfort in your basic skating skills, but being able to land jumps and spins will force a whole new level of robustness and fault-tolerance in those underlying skills. The same applies to knowledge in general.

The Best Mental Model for Serious Structured Learning
26 Dec 2024 | original ↗

... is intense physical workouts.

Lots of students study way more than necessary while simultaneously learning way less than necessary.
26 Dec 2024 | original ↗

They use low-effort, inefficient study techniques like re-reading and highlighting instead of just sucking it up and engaging in efficient retrieval practice and problem-solving.

You Have to Concentrate Your Efforts Directly On The Goal
22 Dec 2024 | original ↗

If you want to move the needle on a goal, you have to concentrate your efforts directly on that goal.

You Can Effectively Turn Long-Term Memory Into An Extension of Working Memory
21 Dec 2024 | original ↗

The way to do this is to develop automaticity on your lower-level skills.

The Worst Possible Way to Fail at Learning Math
21 Dec 2024 | original ↗

... is to become an academic crank.

Try to Recall From Memory
20 Dec 2024 | original ↗

Whenever you’re about to look up info that you’ve seen before, do yourself a favor and try your best to recall from memory. Don’t automatically open up the reference.

Why Math Educators Should Care About Talent Development
18 Dec 2024 | original ↗

In math, de-prioritizing talent development leads to major issues.

The Goal is NOT to Prove You’re Smart, it’s to Make Problems Go Away
16 Dec 2024 | original ↗

Tip for junior devs: your primary goal is not to prove you’re smart, it’s to make problems go away.

How Grade Inflation Flies Under the Radar
15 Dec 2024 | original ↗

When grade inflation happens, the learning debt doesn’t come due until students graduate – at which point it’s somebody else’s problem and it’s easier to just change the narrative.

Playing Around Does NOT Speed Up the Learning Process
14 Dec 2024 | original ↗

Yes, you can learn some surface-level stuff about a subject by playing around. No, it’s not nearly as efficient as committing to serious, guided, deliberate practice. No, the play did not speed up your learning process.

Comfortable Fluency in Consumption is Not a Proxy for Learning
14 Dec 2024 | original ↗

Comfortable fluency in consuming information is not a proxy for actual learning. This perception of learning unreliable – what you perceive is information sitting in your working memory, which is fleeting, not your long-term memory.

Introduction to the Expertise Reversal Effect
13 Dec 2024 | original ↗

Beginners (i.e., students) learn most effectively through direct instruction.

Yes, you need to spin up on foundational knowledge. You are not an exception.
12 Dec 2024 | original ↗

Even Ramanujan self-studied.

Thoughts About Prerequisite Knowledge
12 Dec 2024 | original ↗

Learning the prereqs is the difference between something seeming confusing/inaccessible versus “wait… that’s all it is???”

Failure Modes in the Talent Development Process
12 Dec 2024 | original ↗

The permastudent, the wannabe, and the dilettante.

A Sanity Check for Effective Study Techniques
11 Dec 2024 | original ↗

Every time you study, imagine the Grim Reaper is gonna show up at the end of your session to quiz you on what you covered, and if there’s any question you can’t answer correctly, you die.

No Train, No Gain
10 Dec 2024 | original ↗

If you’re not measuring performance and taking actions to improve it then you’re not seriously training, you’re just playing around.

Active Problem-Solving is Where The Learning Happens
10 Dec 2024 | original ↗

I know it “feels” like learning when you’re following along while reading/skimming a book, but that feeling is completely artificial.

The Best Neural Nets Textbook That I’ve Seen So Far
8 Dec 2024 | original ↗

"Understanding Deep Learning" by Simon J. D. Prince

You Are a Car
8 Dec 2024 | original ↗

You are a car. You go fast on paved roads and get stuck in mud.

Schooling vs Talent Development
8 Dec 2024 | original ↗

Schooling and talent development are completely different things.

The #1 Trick for Super-Productivity
8 Dec 2024 | original ↗

... is interleaving a wide variety of productive work that you enjoy.

3 Common Areas of Confusion in Talent Development
8 Dec 2024 | original ↗

(especially in math learning)

Don’t have a passion? Go create one.
7 Dec 2024 | original ↗

Be disciplined, set up a habit, compound compound compound, develop a relationship with it, put in extra time when you’re bored or you need an emotional outlet, trust that it will grow on you and seep into your identity as you spend a lot of time doing it and getting really good at it.

How To Get a Full Time Software Job During College (5-Step Roadmap)
6 Dec 2024 | original ↗

I worked full time in data science during my last 2 years of undergrad and I'm pretty sure the process to pull this off is reproducible.

Prereq Yo’ Self Before You Wreck Yo’ Self
5 Dec 2024 | original ↗

If you hammer prerequisite concepts/skills into your long-term memory, get it really solid and easy to retrieve, then you can lessen the load on your working memory, keep it below capacity, avoid getting "broken," and keep up with the game.

There Are No Shortcuts in Talent Development
4 Dec 2024 | original ↗

When it looks like someone progressed so fast they “must” have taken a shortcut, what really happened is they speed-ran the foundations.

Progress is Enjoyable In Itself
3 Dec 2024 | original ↗

Making progress is really enjoyable. People typically find math (and other challenging activities) enjoyable by default and it’s really just the feeling of slow/stagnated progress that makes it unenjoyable, especially when coupled with overwhelm.

It’s not about how much you put in, it’s about how much you get out.
3 Dec 2024 | original ↗

Nobody is born cracked.

The Vicious Cycle of Context Overload
2 Dec 2024 | original ↗

Why jumping the gun on complexity leads to compounding struggle.

The Image I Want to Put in People’s Minds When They Think About Edtech
2 Dec 2024 | original ↗

People acquiring impressive skills so quickly that it's mind-bending.

Schooling and Talent Development are Completely Different Things
2 Dec 2024 | original ↗

“Schools do not seem to have a great tolerance for students who are out of phase with other students in their learning process.” -Benjamin Bloom, 1985

Actively Doing is the Key to Alpha
1 Dec 2024 | original ↗

Lots of people consume. Fewer people actively do. Even fewer people attempt challenging things. And even fewer people than that build up the foundational skills needed to succeed in doing those challenging things.

The Magic You’re Looking For is in the Full-Assed Effort You’re Avoiding
30 Nov 2024 | original ↗

When someone fails to make decent progress towards their learning or fitness goals and cites lack of time as the issue, they're often wrong.

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