Card Library

Browse our collection of data & analytics pitfalls and principles. Learn from real-world examples and avoid common mistakes.

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Showing 15 cards

Visualization

Dashboard Overload

Creating dashboards with too many metrics, charts, and widgets that overwhelm users instead of guiding them to insights.

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Metrics

The Vanity Metric Trap

Focusing on metrics that look impressive but don't drive business decisions or outcomes (total users, page views, downloads).

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Decision Making

Analysis Paralysis

Spending so much time analyzing data and seeking perfect certainty that decisions are delayed or never made.

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Data Governance

Data Definition Chaos

Different teams defining the same metric differently, leading to conflicting reports and loss of trust in data.

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Collaboration

Building Without Stakeholder Input

Analytics teams building solutions in isolation without involving stakeholders, resulting in technically correct but useless outputs.

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Ethics

Ignoring Bias in Models

Deploying models without examining them for bias, leading to discriminatory outcomes and legal/reputational risk.

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Prioritization

Chasing Every Request

Saying yes to every stakeholder request without prioritization, resulting in a team spread too thin and delivering nothing well.

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Data Governance

Data Hoarding

Collecting and storing every possible data point "just in case," leading to massive costs, complexity, and security risks.

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Engineering

Not Tracking Technical Debt

Accumulating quick fixes and workarounds without documenting or planning to address them, eventually making the system unmaintainable.

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Data Quality

Ignoring Data Quality

Building sophisticated analytics on top of dirty, inconsistent, or incomplete data, leading to wrong insights.

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Technology

Tool Obsession

Believing that buying the best analytics tools will solve data problems, when the real issues are organizational or process-related.

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Planning

Underestimating Project Timelines

Consistently underestimating how long data projects will take, leading to missed deadlines and stakeholder disappointment.

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Technology

The "We Need AI" Syndrome

Jumping to AI/ML solutions before understanding if simpler approaches (rules, heuristics, basic statistics) would work better.

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Statistical Reasoning

Correlation = Causation

Assuming that because two metrics move together, one causes the other, leading to misguided strategies.

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Security

Poor Data Security

Treating data security as an afterthought, leading to breaches, compliance violations, and loss of customer trust.

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