Connect with us

Design

Jakob Nielsen’s (Usability Heuristics): 10 Heuristic Principles With Examples

Published

on

jakob nielsen web digital ads

Jakob Nielsen’s heuristics are probably the most-used usability heuristics for user interface design. Nielsen developed the heuristics based on work together with Rolf Molich in 1990. The final set of heuristics that are still used today were released by Nielsen in 1994. Also known as ”Usability Heuristics’. User Experience is a qualitative metric subject to many factors. Though they date back to the 90’s, these general rules of thumb are still valid and are used today.

1. Visibility of system status

The system should always keep users informed about what is going on, through appropriate feedback within reasonable time.

Visibility

When you login to the gmail it shows you whats happening in the background and the progress.

2. Match between system and the real world

The system should speak the users’ language, with words, phrases and concepts familiar to the user, rather than system-oriented terms. Follow real-world conventions, making information appear in a natural and logical order.

Match between system and the real world

Recycle bin icon is similar to a real bin, and icon itself shows weather it has files in it or not.

3. User control and freedom

Users often choose system functions by mistake and will need a clearly marked “emergency exit” to leave the unwanted state without having to go through an extended dialogue. Support undo and redo.

get me out of here

When you trigger an action accidentally, and you want to get out of there without going through any of the details, small cross is there to rescue you.

4. Consistency and standards

Users should not have to wonder whether different words, situations, or actions mean the same thing. Follow platform conventions.

Consistency and standards

Microsoft Word, Excel, and PowerPoint all use the same style toolbar with the same primary menu options: Home, Insert, Page Layout. Consistency results in efficiency and perceived intuitiveness.

5. Error prevention

Even better than good error messages is a careful design which prevents a problem from occurring in the first place. Either eliminate error-prone conditions or check for them and present users with a confirmation option before they commit to the action. (Read full article on preventing user errors.)

Error prevention

When you try to send an email through gmail and forget to add recipient, gmail smartly detects that you haven’t added the recipient and warn you before you send the mail.

6. Recognition rather than recall

Minimize the user’s memory load by making objects, actions, and options visible. The user should not have to remember information from one part of the dialogue to another. Instructions for use of the system should be visible or easily retrievable whenever appropriate.

(Read full article on recognition vs. recall in UX.)

Recognition rather web digital ads

When you google it gives you list suggestions as you type in based on your previous searches and related most searches.

7. Flexibility and efficiency of use

Accelerators — unseen by the novice user — may often speed up the interaction for the expert user such that the system can cater to both inexperienced and experienced users. Allow users to tailor frequent actions.

Flexibility and efficiency of use

While any novice user use the default google image search, expert user always can refine the search by size, color, type and so on.

8. Aesthetic and minimalist design

Dialogues should not contain information which is irrelevant or rarely needed. Every extra unit of information in a dialogue competes with the relevant units of information and diminishes their relative visibility.

Aesthetic and minimalist design web digital ads

Google search and account login are a good example of minimalist design, it has only the required information to perform the primary task.

9. Help users recognize, diagnose, and recover from errors

Error messages should be expressed in plain language (no codes), precisely indicate the problem, and constructively suggest a solution.

Help users recognize web digital ads

When there is an error you should not panic user, you need to help them recover by suggesting a solution. This error message assures you are safe and suggest some alternative solutions.

10. Help and documentation

Even though it is better if the system can be used without documentation, it may be necessary to provide help and documentation. Any such information should be easy to search, focused on the user’s task, list concrete steps to be carried out, and not be too large.

Help and Documentation

You can provide any extra information that would be useful to users, along with the label. But you should do so only if it is necessary.

 151,559 total views,  15 views today

Spread the love

Blogger • Freelance Journalist • UI/UX/CX • AR/VR/MR • Design Thinking • Vibe Coding • Social Reformer • Helping Innovate. For suggestions and questions if you have any, then you can visit this link. (Disclaimer : My views are entirely my own and have nothing to do with any organisation)

Continue Reading
2 Comments
0 0 votes
Article Rating
Subscribe
Notify of
guest
2 Comments
Most Voted
Newest Oldest
Inline Feedbacks
View all comments
girl flash superhero

Hi, this weekend is fastidious for me, since this time i am reading this enormous
educational piece of writing here at my residence.

Rajdeep Dam

Thanks girl flash superhero! Glad you liked it. Really appreciate you reading.

Design

The age of validation and likes, the neuroscience and psychology of digital approval

Published

on

The age of validation and likes the neuroscience and psychology of digital approval

We live in a world where human self-worth is increasingly tracked by metrics. A single notification badge, comment, or “like” acts as modern social currency. This era is known as the “Age of Validation and Likes,” where personal identity, emotional stability, and social connection are directly tied to online feedback loops.

The “Age of Validation and Likes” refers to our current digital era where self-worth, identity, and social connection are increasingly quantified by immediate online feedback. Driven by algorithms, this culture transforms everyday experiences into metrics such as likes, views, and comments creating a continuous loop of external approval.

While social networks were created to build community, their design has fundamentally changed how human brains process acceptance and rejection. Below is a look at the scientific research, neurological pathways, and psychological frameworks that explain our modern obsession with digital validation.

1. The Dopamine Loop and Variable Reward Schedules

The human brain did not evolve to handle instant feedback from hundreds of people at once. When you receive a “like” or positive comment, your brain’s reward system reacts instantly.

  • The Mesolimbic Pathway: Research published in BioMed Central (PMC) shows that reward-predictive cues like notification sounds trigger dopamine release directly in the nucleus accumbens (NAc). This area regulates pleasure, motivation, and reinforcement learning.
  • The Power of Intermittent Rewards: The true power of social platforms lies in unpredictability. According to a Stanford University behavioral analysis, social media algorithms use a variable reward schedule, much like a slot machine. Because you never know when a post will go viral or who will leave a comment, the brain releases prolonged dopamine during the anticipation phase, forcing you to check your phone repeatedly.
The Dopamine Loop and Variable Reward Schedules

 

2. The Psychology of “Micro-Validation” and Identity

The constant need for digital approval changes how individuals, particularly young adults, construct their sense of self.

A systematic review on Adolescent Identity Formation on PMC highlights how digital feedback structures warp normal development. In psychology, Self-Verification Theory asserts that humans naturally look for information that aligns with their self-concept. However, social media shifts this from healthy self-verification to addictive validation-seeking.

The Persona vs. The Self

A 2025 study on behavioral addiction discovered that heavy reliance on digital feedback causes identity diffusion. Users begin to merge their real-world identities with their online personas. When self-worth is externalised into metrics, individuals often alter their real-world opinions, aesthetics, and behaviors to fit whatever content the algorithm favors.

3. The Mental Health Toll: The Cost of External Validation

Relying entirely on external digital metrics for stability carries significant psychological risks. When engagement drops, emotional well-being often falls with it.

Psychological Risk Factor Scientific Impact & Findings
Hyper-Comparison A narrative review in PubMed notes that peer comparison and unrealistic body ideals on social media directly trigger severe body dissatisfaction.
Emotional Dysregulation Research indicates that constant validation-seeking hijacks prefrontal cortex processing, leading to poor attention control and high emotional volatility.
Anxiety & Depression A comprehensive Nature Study on Social Media Addiction confirms that looking for instant gratification online creates an escapist loop that increases long-term loneliness and anxiety.

 

4. Reclaiming Autonomy in a Quantified World

Breaking free from the digital validation loop requires retraining the brain’s reward pathways and shifting focus back inward.

  • Disrupt the Dopamine Cue: Turn off all non-human notifications (like counts, trending alerts, algorithm nudges). This stops the cue-evoked excitement in the brain before it can trigger compulsive scrolling.
  • Practice Friction-Based Posting: Before publishing a post, introduce a mindful pause. Ask yourself: “Am I sharing this to document a memory, or am I looking for approval from people I barely know?”
  • Build Concrete Offline Experiences: Participate in activities where success cannot be measured by a view count or a double-tap. Engaging in physical sports, tangible crafts, and face-to-face communities helps restore standard reward sensitivity to natural, real-world stimuli.

5. The Psychology Behind the Screen

  • Dopamine Loop: Each like triggers a dopamine release in the brain’s reward center. This mirrors the neurological response of winning money.
  • Evolutionary Need: Humans naturally crave social belonging to avoid rejection. Social media exploits this by turning acceptance into a visible score.
  • Hyper-Comparison: Users constantly measure their raw reality against others’ highly curated highlight reels.

6. The Impact on Well-Being

  • Micro-Validation: Moments feel incomplete to users unless they are shared and digitally affirmed.
  • Fragmented Identity: People often alter their appearance or opinions to fit trends. This creates a fabricated persona far removed from reality.
  • Emotional Instability: Relying on external metrics causes sharp emotional drops when engagement targets are missed.

7. Reclaiming Internal Worth

  • Digital Detoxes: Setting strict boundaries on screen time helps break the constant urge to check notifications.
  • Mindful Posting: Asking “Am I sharing this to connect, or to get approval?” builds self-awareness before uploading content.
  • Offline Community: Shifting focus to physical spaces, hobbies, and direct interactions restores a grounded sense of self.

Spread the love
Continue Reading

Inspirations

From 5,126 failures to a billion-dollar revolution, the inspiring story of James Dyson

Published

on

inspiring story of James Dyson

Innovation often looks glamorous from a distance, but behind every world-changing invention lies a story of struggle, doubt, and relentless perseverance. The story of James Dyson, the inventor of the Dyson vacuum cleaner, is a powerful example of what it means to believe in your vision even when the world refuses to see it.

The Early Spark of an Inventor

James Dyson was born in 1947 in Cromer, England. From a young age, he displayed curiosity about how things worked. After studying at the Royal College of Art, he initially designed the Ballbarrow, a wheelbarrow with a ball instead of a wheel an invention that hinted at the creative problem-solving approach that would later define his career.

Yet, Dyson’s real breakthrough came from an ordinary household frustration. In the late 1970s, he noticed his traditional vacuum cleaner losing suction. The bag clogged with dust, reducing performance. Most people would replace the bag and move on, but Dyson saw a design flaw waiting to be fixed.

The Birth of an Obsession

Inspired by industrial cyclones used to separate particles from air, Dyson wondered what if a vacuum cleaner could work without a bag? That simple question set him on a five-year journey of tireless experimentation.

He built one prototype after another, testing, adjusting, and starting over. It wasn’t a few dozen or a few hundred attempts. Dyson built 5,126 prototypes before creating one that actually worked.

Each failure wasn’t just a setback; it was a lesson. He often said later, “Each failure taught me something new. That’s how I got closer to success.”

Rejection, Rejection, and More Rejection

Even after developing a working prototype, Dyson faced another mountain convincing someone to believe in it. Manufacturers laughed at the idea of a bagless vacuum. The vacuum bag industry was a billion-dollar market, and no one wanted to destroy their own profits.

For years, Dyson knocked on doors, wrote letters, and pitched his design to companies across Europe, the United States, and Japan. He was rejected over and over again. Some told him his design was impractical, others that it would never sell.

But Dyson didn’t stop. He believed in what he built.

The Breakthrough in Japan

Finally, in 1983, a small Japanese company saw potential in Dyson’s invention. They launched the “G-Force” vacuum cleaner, a sleek, futuristic machine that became a hit in Japan. Dyson used the money from that success to start his own company in Britain Dyson Ltd.

In 1993, after more than fifteen years of work and rejection, he released the DC01, the first Dyson vacuum cleaner. It was a bold design, transparent so users could see the dust spinning inside. It was not just functional; it was beautiful.

The DC01 became the best-selling vacuum cleaner in Britain within 18 months.

Redefining Innovation

Dyson’s success didn’t stop with vacuums. He built an empire around constant reinvention hand dryers, air purifiers, fans, hair dryers, and even electric vehicles. His company became a symbol of British innovation and design thinking.

Today, Dyson Ltd. is a global technology powerhouse with products sold in over 80 countries. James Dyson himself is one of the UK’s richest and most respected inventors, but his true legacy lies not in his wealth, but in his mindset.

Lessons from Dyson’s Journey

  1. Persistence Outlasts Talent – Dyson wasn’t an overnight success. He spent 15 years refining a single idea. Most would have given up long before the 1,000th failure, let alone the 5,000th.
  2. Failure is a Teacher – Dyson viewed each failed prototype as a necessary step toward progress. Every “no” from investors was a filter that brought him closer to the right opportunity.
  3. Challenge the Status Quo – The world didn’t need another vacuum cleaner; it needed a better one. Dyson succeeded because he questioned assumptions everyone else accepted.
  4. Own Your Vision – When no one believed in his invention, Dyson built his own path. His story reminds us that if others can’t see your vision yet, it doesn’t mean it’s not worth pursuing.

The Legacy of Relentless Curiosity

James Dyson’s story is not just about engineering, it’s about mindset. He turned failure into fuel, rejection into motivation, and persistence into innovation.

His life is proof that sometimes, success hides behind thousands of failures. And the only way to reach it is to keep going even when logic, people, and circumstances tell you to stop.

As Dyson himself once said, “Enjoy failure and learn from it. You can never learn from success.”

In a world that glorifies instant results, his story reminds us that real innovation takes patience, grit, and an unshakable belief that the next attempt might just change everything.

Spread the love
Continue Reading

AI

The rise of agentic AI, what it means today, and how it’s already changing work and research

Published

on

The rise of agentic AI what it means today

Agentic AI marks a step beyond chatbots and single-turn generative models, it signifies systems that can plan, act, and coordinate over multiple steps with limited human supervision. Instead of only replying to prompts, agentic AI systems set subgoals, call tools, and execute actions across services and data sources, often with persistent memory and feedback loops.

What is agentic AI, in plain terms

Agentic AI is a class of systems that, given a high-level goal, can autonomously plan a sequence of steps, call external tools or APIs, monitor outcomes, and adapt their plan as needed. They typically combine large language models for reasoning and language, with tool integrations, memory stores, and orchestration layers that coordinate multiple specialized agents. Agentic systems are goal-oriented, proactive, and designed to act in the world, not just generate text. IBM+1

Why the distinction matters, briefly:

  • Traditional LLMs respond to prompts, they are reactive.
  • Agentic AI makes decisions, executes actions, and keeps state across tasks, it is proactive. IBM+1

A short timeline, and the latest corporate moves

  • 2023 to 2024, the LLM era matured, prompting experiments in tool use and multi-step workflows, for example chains of thought, RAG (retrieval augmented generation), and tool calling.
  • 2024 to 2025, vendors and research groups shifted toward multi-agent orchestration, and cloud providers launched blueprints and product groups focused on agentic systems. NVIDIA published agentic AI blueprints to accelerate enterprise adoption, AWS formed a new internal group dedicated to agentic AI, and IBM, Microsoft, and others framed agentic approaches within enterprise offerings and research. NVIDIA Blog+2NVIDIA Blog+2
  • Analysts warn of “agent washing,” and Gartner projected many early projects may be scrapped unless value is proven, making governance and realistic pilots essential. Reuters

Key recent coverage and milestones:

  • NVIDIA launched Blueprints and developer tool guidance to speed agentic app building, including vision and retrieval components, and announced new models for agent safety and orchestration. NVIDIA Blog+1
  • Reuters and TechCrunch reported AWS reorganizations and a new group to accelerate agentic AI development inside AWS, a sign cloud vendors view agentic AI as a strategic next step. Reuters+1

How agentic AI systems are built, at a high level

A typical agentic architecture contains several building blocks, each deserving attention when you design or evaluate a system:

  1. Input and goal interface, this is where users specify high-level goals, often in natural language.
  2. Planner, this component decomposes the goal into sub-tasks, sequences, or a workflow. Planners can be LLM-based, symbolic, or hybrid.
  3. Specialized agents, these are modules that execute sub-tasks, for example a web retrieval agent, a code-writing agent, a database query agent, a scheduling agent, or a vision analysis agent.
  4. Tool integration layer, this exposes APIs, databases, or external systems the agents can call.
  5. Memory and state, persistent stores that let agents recall previous steps, user preferences, or long-term context.
  6. Orchestrator or conductor, a coordinator that assigns subtasks, collects results, and resolves conflicts among agents.
  7. Monitoring, safety, and human-in-the-loop gates, these provide audit trails, approvals for critical actions, and guardrails to prevent harmful or irreversible actions. arXiv+1

Two development paradigms are emerging, with ongoing research and debate:

  • Pipeline-based agentic systems, where planning, tool use, and memory are orchestrated externally by a controller, for example an LLM planner that calls retrieval and action agents.
  • Model-native agentic systems, where planning, tool use, and memory are internalized within a single model or tightly integrated model family, trained or fine-tuned to execute multi-step workflows directly. Recent surveys describe this model-native shift as a key research frontier. arXiv+1

Real examples, current uses and early production scenarios

Agentic AI is being trialed and deployed across domains, here are concrete examples and patterns, with sources.

  1. Enterprise automation and R&D, examples:
  • AWS aims to use agentic AI for automation, internal productivity tools, and enhancements to voice assistants like Alexa, by forming a dedicated group to accelerate agentic capabilities. Enterprises use agentic prototypes to compile research, draft reports, or orchestrate multi-step cloud operations. Reuters+1
  1. Video and vision workflows:
  • NVIDIA’s Blueprints and NIM provide templates to build agents that analyze video, extract insights, summarize streams, and trigger workflows for monitoring, inspection, or media production. These examples show how agentic systems combine vision models with planners and tool calls. NVIDIA Blog+1
  1. Customer service and personal productivity:
  • Microsoft and other vendors showcased agentic assistants that can navigate enterprise systems, handle returns, or perform invoice reviews by chaining a sequence of tasks across services, often prompting human approval for final steps. See reporting from Ignite 2024 and subsequent vendor updates. AP News
  1. Research assistance:
  • Agentic systems can be used to survey literature, generate hypotheses, design experiments, run simulations, gather data, and draft reports or slide decks. Research labs are experimenting with agentic orchestration to speed hypothesis generation and reproducible pipelines. This is an active area of industry and academic collaboration. AI Magazine+1
  1. Code generation and developer assistance:
  • Agentic coding assistants coordinate test generation, run tests, fix failures, and deploy artifacts, moving beyond single-line suggestions to feature-level automation. Some vendor tools and research prototypes demonstrate agents that claim features, implement them, test and iterate. This is exactly the “vibe coding” pattern many teams now use, combined with agentic orchestration. arXiv

What research is focusing on now, and why it matters

Research in 2024 to 2025 has concentrated on several areas critical for agentic AI to be useful and safe:

  • Model-native integration, where models learn planning, tool use, and memory as part of their parameters. This promises simpler deployment and faster adaptation, but it raises challenges in safety, interpretability, and retraining costs. Surveys and papers describe this as a major paradigm shift. arXiv+1
  • Multi-agent coordination and communication protocols, researchers study how multiple specialized agents should share tasks and avoid conflicting actions, drawing on multi-agent systems literature in AI and robotics. arXiv
  • Safety, auditability, and explainability, this research asks how to keep humans in control, generate transparent logs of decisions, and provide retraceable reasons for agent actions. Legal scholars and technologists are proposing frameworks for liability, human oversight, and “stop” mechanisms. arXiv+1
  • Benchmarks and evaluation, new benchmarks evaluate agentic systems on goal completion, long-horizon planning, tool use correctness, and resilience to adversarial inputs. These are different metrics than conventional NLP tasks. Several preprints and arXiv surveys outline these needs. arXiv+1
  • Guardrails, alignment and retrieval safety, including research into guardrail models, retrieval accuracy, and provenance, to avoid “garbage-in, agentic-out” failures when an agent acts on poor or manipulated data. Industry blogs and warnings emphasize data quality as a make-or-break factor. NVIDIA Developer+1

Benefits, realistic promise, and where value is tangible

Agentic AI can deliver clear business and societal value when applied to the right problems:

  • Automating repetitive knowledge work that spans multiple systems, for example multi-step reporting, compliance checks, or routine IT operations, yields time savings and fewer human errors. Reuters
  • Augmenting expert workflows, for example letting clinicians or engineers offload routine synthesis, literature review, or data collation, so experts focus on judgment and decisions. NVIDIA Blog
  • Speeding prototyping and cross-disciplinary research, because agents can orchestrate many tasks in parallel, from data retrieval to initial analysis and draft generation. AI Magazine

However, the ROI is not automatic, and vendors and analysts stress careful pilots and measurement. Gartner warned that many early agentic projects suffer from unclear value propositions, unrealistic expectations, or immature tooling, leading to potential cancelation. That makes disciplined experiments, KPIs, and governance essential. Reuters

Major risks and governance, a checklist for practitioners

Agentic systems can amplify both benefits and harms, here are practical governance measures to reduce risk:

  • Define narrow, measurable goals for pilots, avoid broad open-ended autonomy at first.
  • Always include human approval for irreversible or high-risk actions, for example financial transactions, legal filings, or medical decisions.
  • Log every action, tool call, and data source with timestamps and provenance, so auditors can reconstruct decisions later.
  • Use sandboxed environments for testing, and restrict access to critical systems unless explicit human sign-off is present.
  • Regularly audit training and retrieval data for quality and bias, because poor data produces poor actions.
  • Establish a clear ownership and liability model in contracts and policies, clarifying who is accountable when an agent acts.
  • Invest in continuous monitoring, anomaly detection, and the ability to immediately halt agent activity. IBM+1

Concrete steps to experiment with agentic AI, for teams and researchers

If you want to pilot agentic AI, a pragmatic roadmap looks like this:

  1. Identify a bounded workflow with repetitive, measurable steps, for example quarterly compliance report generation, or incident triage.
  2. Build a small orchestration prototype that uses an LLM to plan sub-tasks, and simple agents to call retrieval, spreadsheets, or internal APIs. Keep the agent sandboxed.
  3. Maintain human-in-the-loop checkpoints for each high-stakes action. Measure success rates, time saved, and error incidence.
  4. Iterate on prompts, memory strategy, and tool connectors, add logging and provenance from day one.
  5. If successful, expand scope carefully, add safety policies, and formalize SLA and audit processes. NVIDIA Blog+1

Where researchers and industry are headed next

Expect continued emphasis on:

  • Model-native agentic approaches that internalize planning and tool use, potentially improving latency and coherence, while creating new safety challenges. arXiv
  • Benchmarks that measure long-horizon goal achievement, tool usage correctness, and resilience under real-world noise. arXiv
  • Enterprise toolkits and blueprints, from vendors like NVIDIA and cloud providers, to accelerate safe deployments. NVIDIA Blog+1
  • Regulatory and legal attention, focusing on audit logs, human oversight, and liability assignments for autonomous actions. arXiv

Agentic AI is already moving from research demos into enterprise pilots, and cloud vendors are investing heavily, because the promise is real, the potential gains are large, and many workflows remain ripe for automation. Yet the technology is early, with important unsolved problems in safety, governance, and evaluation. The right approach for teams is cautious experimentation, strong human oversight, and investment in logging and audit trails, so we can harvest the productivity benefits of agentic AI while avoiding costly failures.


Readings and references, for further deep dives

  • IBM, What is Agentic AI, overview and business framing. IBM+1
  • NVIDIA, What Is Agentic AI, and Agentic AI Blueprints, developer guidance and blueprints. NVIDIA Blog+1
  • Reuters coverage, AWS forms a new group focused on agentic AI, March 2025, corporate reorg reported. Reuters
  • ArXiv surveys, Beyond Pipelines: Model-Native Agentic AI, and Agentic AI: A Comprehensive Survey of Architectures and Applications, for technical and research perspectives. arXiv+1
  • Gartner and Reuters coverage of risks and vendor maturity, analysis on agent washing and project attrition predictions. Reuters
  • Industry blogs and tool pages, including NVIDIA developer posts on new Nemotron models and agent toolkits, AWS and IBM explainers, for hands-on toolkits and examples. NVIDIA Developer+1

Spread the love
Continue Reading

Trending