Eirin Demy

Maybe you got stuck in a multi-step form with no way back, or you accidentally deleted something and couldn't undo it.

​Good news: It’s not you, it’s poor design.

There are 10 universal rules that separate frustrating apps from the delightful ones used by Apple and Google. They’re called Nielsen’s 10 Heuristics, and they are common sense, systematized.

I'm breaking them all down so you can spot violations and start demanding better interfaces (or designing them yourself!)

🎬 Watch here: https://youtu.be/JXDIMJiGGNA

Which principle is your favorite to use (or your most hated to see broken)? Let's discuss in the comments! 👇

We’ve all heard the clichés: “Blue builds trust,” “Red creates urgency,” or “Yellow makes people happy.” But as designers, we need to look deeper. The reality is far more nuanced.

Did you know that while red signals a "stop" or a "market crash" in the West, it actually represents rising stock prices and profit in East Asian markets? 📈

In my latest video, I break down why color isn't just about aesthetics — it’s a sophisticated communication tool. We explore:

👉 Biological vs. Cultural responses: Why our brains react differently.

👉 The "Context Flip": How the same color can mean "celebration" in one country and "mourning" in another.

👉 Intentional Design: Why Research-Backed Choices Matter for Global Products

Color isn't magic, but it is powerful when used with intention and cultural awareness.

Check out the full video here: https://youtu.be/n2kzK764_9Y

Ever spent hours tweaking a design, only to feel like the colors just don’t "click"? You aren't alone. Nine times out of ten, it isn't about the colors you chose — it's about the logic behind them.

Color isn't just decoration; it’s a silent communicator that guides user behavior. In my latest video, I go back to the origins of the color wheel and break down the 7 essential schemes every professional designer needs to master.

What’s inside:

🌡️ Temperature Control: Using warm vs. cool tones to create visual hierarchy.

📖 The Foundation: How Isaac Newton kicked things off by creating the first color wheel in 1672.

🛠️ The 7 Schemes: A deep dive into everything from Monochromatic to Square Tetradic.

✨ The Secret Weapon: How to use Neutrals as your "secret weapon" for balance.

The full video is available here: https://youtu.be/x3awQvBbhAM

As a UX/UI designer and mentor, I see many talented folks struggling with the "why" behind design decisions. I’m starting this channel to bridge that gap—sharing clear, simple explanations of complex topics.

First up: Legibility vs. Readability. ➡️ Why does it matter? Because your design should be more than just "pretty"—it needs to be usable.

Check out the first video here: https://youtu.be/cxRHSOgG7NU?si=lVFkWBsPR0ffGfTl

Would love to hear your thoughts in the comments! If you find it helpful, feel free to subscribe and join me on this new journey.

The exhibition will be held with the support of GuruShots, and my work will be displayed in digital format.

📍 The opening will take place on March 27th from 7:00 PM to 9:00 PM.

🛍️ If you like this work — it's available as a poster in my Etsy shop: https://eirindesign.etsy.com/listing/4341111828

📅 Event details at the Facebook link: https://www.facebook.com/events/2079041002633339

I recently published an article about staying productive without burning out. It shares practical, sustainable habits that help you maintain focus and creativity in your daily design work ✨🧑‍💻

Read the full article here → https://eirindesign.blogspot.com/2025/12/productivity-without-burnout-practical.html

A strong conceptual model aligns with the user's existing mental model — the way they already expect the system to work based on prior experiences.

When these two match, the interface feels natural.

When they don't, even the most polished UI won't fix the disconnect.

In a new article, I break down:

• What conceptual models actually are (and what they're NOT)

• How to create them before moving to wireframes

• Why this step influences clarity, usability, and overall product strategy

• Real example of conceptual models

Full article:

https://eirindesign.blogspot.com/2025/11/conceptual-models-missing-link-between.html

Back in 1994, Jakob Nielsen noticed something: most bad interfaces fail in the same 10 ways.

and honestly? he was right. these principles still explain why some apps just flow and others make you sigh.

The 10 gentle reminders for not making users miserable:

✅ tell people what’s happening (is it loading? did my click work? please, some feedback.)

🗣 speak human (no one knows what “execute luminosity reduction protocol” means. just say “darken image.”)

↩️ let people undo things (we all change our minds — design should forgive that.)

📎 be consistent (if the save icon is a floppy disk once, let it be a floppy disk forever.)

🚫 prevent errors before they happen (why let me double-book myself when you can just… not?)

👀 show, don’t make people remember (“recent files” > trying to recall “IMG_29412_FINAL_v3.docx”)

💡 offer shortcuts for power users (they’ll love you for it — promise.)

🌿 keep it simple (your interface doesn’t need 47 buttons to feel complete.)

💬 write error messages that help (“error 404” doesn’t help — “page not found, try searching instead” does.)

🕊 offer help where it’s needed (sometimes a tiny “?” beats an entire manual.)

I wrote a full post about this with real examples — it’s actually useful.

I just published a comprehensive article on how color functions in design — moving beyond the typical "blue = trust, red = urgency" generalizations.

The core insight: color perception is context-dependent, shaped by biological responses, cultural conditioning, and individual experience. This complexity means designers need to approach color choices strategically rather than relying on universal "rules."

Key topics covered:

- Why blue maintains universal appeal across demographics and cultures

- How biological factors (like red's effect on 64% of eye cones) create attention patterns

- Cultural variations that completely shift color meaning — Asian vs. Western interpretations of red, white as mourning color in Eastern cultures vs. purity symbol in the West

- The design challenge of creating globally-acceptable color systems (examining the UN Global Goals case study)

The article provides actionable frameworks for:

- Researching audience-specific color associations

- Designing for accessibility and color blindness

- Making culturally-informed choices for global products

Written for practicing designers who want depth beyond surface-level color psychology content.

Learn the 7 color schemes that'll transform your designs + practical tips for each one.

Because color isn't decoration—it's communication.

After a long creative pause, I’m thrilled to share with you my instrumental ukulele rendition of the timeless Rising Sun Blues. This soulful piece, also known as House of the Rising Sun, has captured hearts for generations, and I’ve poured my emotions into this unique performance to bring it to life in a fresh way.

🌟 Let the soothing strums of the ukulele take you on a journey of nostalgia and reflection. If you're a fan of acoustic covers, timeless melodies, or simply looking for a moment of calm in your day, this one's for you.